Use harms and even destroys beauty. The noblest function of an object is to be contemplated.

The will, the will not ever to die, the refusal to resign oneself to death, ceaselessly builds the house of life while the keen blasts and icy winds of reason unceasingly batter at the structure and beat it down.

Chemistry ought to be not for chemists alone.

Science says: 'We must live,' and seeks the means of prolonging, increasing, facilitating and amplifying life, of making it tolerable and acceptable, wisdom says: 'We must die,' and seeks how to make us die well.

Suffering is the substance of life and the root of personality, for it is only suffering that makes us persons.

If it is nothingness that awaits us, let us make an injustice of it, let us fight against destiny, even without hope of victory.

My aim is to agitate and disturb people. I'm not selling bread; I'm selling yeast.