Consciousness is a being the nature of which is to be conscious of the nothingness of its being.

Why do you keep maintaining your ideas are right if you can't prove them?

The For-itself, in fact, is nothing but the pure nihilation of the In-itself; it is like a hole of being at the heart of Being.

Politics is a science. You can demonstrate that you are right and that others are wrong.

I am going to outlive myself. Eat, sleep, sleep, eat. Exist slowly, softly, like these trees, like a puddle of water, like the red bench in the streetcar.

My thought is me: that is why I cannot stop thinking. I exist because I think I cannot keep from thinking.

We do not wish to say only that a man is responsible for his own individuality, but that he is responsible for that of all men.