Only God and some few rare geniuses can keep forging ahead into novelty.

There is only one duty; that is to be happy.

What has not been examined impartially has not been well examined. Skepticism is therefore the first step towards truth.

Instinct guides the animal better than the man. In the animal it is pure, in man it is led astray by his reason and intelligence.

I am wholly yours - you are everything to me; we will sustain each other in all the ills of life it may please fate to inflict upon us; you will soothe my troubles; I will comfort you in yours.

One may demand of me that I should seek truth, but not that I should find it

Evil always turns up in this world through some genius or other.