Stoic or Existentialist? How to Tell Which Philosophy Is Yours

Stoicism and existentialism are the two philosophies people actually reach for when life gets hard. One is all over productivity podcasts; the other runs underneath half the novels you loved at nineteen. Both promise the same thing — a way to stand upright in a universe that never agreed to look after you — and both are refreshingly practical about it. Which is exactly why it's worth knowing that, on one question, they pull in opposite directions.

Get that question clear and you'll not only know which camp you're in. You'll understand why the other one has always quietly annoyed you.

What the Stoic actually says

Strip Stoicism back to its foundation and you get a single move, made by the freed slave Epictetus: divide the world into what is up to you and what isn't. Your judgements, your choices, your effort — yours. Your reputation, your health, the traffic, other people, the past, the outcome — not yours, not really. Suffering, the Stoic says, is what happens when you stake your peace on the second column. Move your whole investment into the first, and the world loses most of its grip on you.

People are disturbed not by things, but by the views they take of them.

From there the rest follows. The only true good is virtue — acting wisely, justly, courageously — because it's the one thing fully within your control. Everything else, from money to health, is at best a "preferred indifferent": nice to have, not worth your serenity. And the goal is to live "according to nature," meaning in line with reason and the rational order the Stoics believed ran through the cosmos. Marcus Aurelius, writing notes to himself as emperor, keeps returning to the same discipline: see things as they are, do your part, let the rest go.

One myth worth killing: the Stoic is not the man who feels nothing. That's the internet cartoon. The aim was never to be a stone but to stop being jerked around by destructive passions — panic, rage, craving — while still feeling affection, joy and a clear-eyed love of the world. Composure, not coldness.

What the Existentialist actually says

The existentialist starts somewhere stranger. Sartre's famous line is that, for a human being, "existence precedes essence." A paper-knife has an essence before it exists — someone designed it to cut. You don't. You show up first, without a blueprint, and only afterwards make yourself into something by how you choose and act. There is no human instruction manual you were meant to follow.

Existence precedes essence.

That sounds liberating until you feel its weight. If nothing was decided in advance, then every choice is genuinely yours, and you can't outsource the responsibility to God, nature, society or your upbringing. Sartre called this being "condemned to be free." Kierkegaard, decades earlier, named the feeling that comes with it: anxiety, the "dizziness of freedom" you get peering over the edge of all the lives you could choose. The existentialist doesn't try to cure that vertigo. They treat it as honest.

The cardinal sin, then, isn't failure — it's bad faith: pretending you had no choice. "I had to, it's just who I am, that's how things are done." Every time you hide behind necessity to dodge a decision that was actually yours, you've lied to yourself about being free. Against that, the existentialist prizes authenticity: owning your choices as yours, and living a life you've actually authored rather than inherited. Simone de Beauvoir built an entire ethics on it.

Where they shake hands

Before the split, notice how much these two agree on — it's more than their fans usually admit. Neither believes the universe hands you meaning or owes you comfort. Neither has any patience for victimhood: both drag the focus back from your circumstances to your response. Both are philosophies you're meant to live, tested at 3am and in hospital corridors, not just argued about in seminars. And both despise autopilot — the unexamined, secondhand life where you never actually decide anything.

If you've ever felt the tug of both, that's why. They're neighbours. They just disagree about where the fence goes.

The one thing they can't agree on

Here's the fault line. Both philosophies are obsessed with the same border — the line between what is given to you and what you get to choose — but they lean on opposite sides of it.

The Stoic believes there is a given order, a rational grain to reality, and wisdom means aligning with it: accepting what you cannot change, wanting things to be as they are, finding freedom in a kind of glad consent. The existentialist denies there's any such script at all, so wisdom means creating: taking full responsibility for the values and shape of a life that nothing predetermined.

Watch how that one disagreement ripples outward. Faced with what you can't control, the Stoic says make peace with it — and the existentialist worries that "I can't control it" is often bad faith, a comfortable way to avoid a choice you'd rather not own. On emotion, the Stoic wants to temper the storm; the existentialist wants you to feel your anxiety honestly rather than medicate it into calm. Even their goals differ: the Stoic is aiming at tranquillity, a mind no longer at war with reality, while the existentialist would rather be authentically restless than peacefully asleep.

Put simply: the Stoic asks, "What is not up to me, so that I can stop fighting it?" The existentialist asks, "What is up to me, so that I can stop pretending it isn't?" Same border. Opposite lean.

So — which are you?

You lean Stoic if your instinct under pressure is to sort what's yours to fix from what you have to accept, and to get quiet and useful rather than dramatic. You're the friend who says, "Okay — what can we actually do about it?" Serenity reads to you as strength, not resignation.

You lean existentialist if "just accept it" makes your skin crawl a little — if you suspect acceptance is sometimes an excuse, if you'd rather feel the full weight of a hard choice than smooth it over, and if living a life that's authentically yours matters to you more than living a calm one. Freedom thrills you more than it frightens you.

Most people, honestly, are both at different hours: Stoic in the face of what they can't change, existentialist about what they still might. The interesting thing isn't the label — it's the ratio, and which voice wins when they argue.

You can feel that ratio by reading the two descriptions above and noticing which one you kept defending. Or you can measure it: take the free philosophy test and see exactly where you land across eight dimensions, which archetype you sit nearest, and which one is shading it from just behind.