Your neighbor's vision is as true for him as your own vision is true for you.
What we believe to be the motives of our conduct are usually but the pretexts for it.
We never know, believe me, when we have succeeded best.
We need God, not in order to understand the why, but in order to feel and sustain the ultimate wherefore, to give a meaning to the universe.
Use harms and even destroys beauty. The noblest function of an object is to be contemplated.
True science teaches, above all, to doubt and to be ignorant.
To love with the spirit is to pity, and he who pities most loves most.
To fall into a habit is to begin to cease to be.
There is no true love save in suffering, and in this world we have to choose either love, which is suffering, or happiness. Man is the more man - that is, the more divine - the greater his capacity for suffering, or rather, for anguish.
The skeptic does not mean him who doubts, but him who investigates or researches, as opposed to him who asserts and thinks that he has found.
The only way to give finality to the world is to give it consciousness.
The greatest height of heroism to which an individual, like a people, can attain is to know how to face ridicule.
That which the Fascists hate above all else, is intelligence.
Suffering is the substance of life and the root of personality, for it is only suffering that makes us persons.
Some people will believe anything if you whisper it to them.
Science is a cemetery of dead ideas.
Man dies of cold, not of darkness.
Love is the child of illusion and the parent of disillusion.
Life is doubt, and faith without doubt is nothing but death.
It is truer to say that martyrs create faith more than faith creates martyrs.
It is sad not to love, but it is much sadder not to be able to love.