There are some moments in life, some feelings; one can only point to them and pass by.

Insight must precede application.

Ego is the immediate dictate of human consciousness.

Science advances one funeral at a time.

Truth never triumphs-its opponents just die out.

Every advance in knowledge brings us face to face with the mystery of our own being.

There can never be any real opposition between religion and science; for the one is the complement of the other.

So long as one's just dreaming about what to do, one can soar like an eagle and move mountains, it seems, but as soon as one starts doing it one gets worn out and tired.

The fact is that previously they were simply dunces and now they've suddenly become nihilists.

Nature is not a temple, but a workshop, and man's the workman in it.

Everyone needs help from everyone else.

I don't see why it's impossible to express everything that's on one's mind.

I never started from ideas but always from character.

I agree with no one's opinion. I have some of my own.

Don't force me into saying what I don't want to say, and what I won't say.

There is a sweetness in being the sole source, the autocratic and irresponsible cause of the greatest joy and profoundest pain to another.

In my case there was no first love. I began with the second.

I only know that I feel tired, antiquated; I feel as though I had been living a long, long time.

Go and try to disprove death. Death will disprove you, and that's all!