Each according to his own way of seeing things, seek one goal, that is gratification.

From such crooked wood as that which man is made of, nothing straight can be fashioned.

Both love of mankind, and respect for their rights are duties; the former however is only a conditional, the latter an unconditional, purely imperative duty, which he must be perfectly certain not to have transgressed who would give himself up to the secret emotions arising from benevolence.

Thrift is care and scruple in the spending of one's means. It is not a virtue and it requires neither skill nor talent.

A society that is not willing to demand a life of somebody who has taken somebody else’s life is simply immoral.

Enlightenment is man's emergence from his self-imposed nonage. Nonage is the inability to use one's own understanding without another's guidance. This nonage is self-imposed if its cause lies not in lack of understanding but in indecision and lack of courage to use one's own mind without another's guidance. Dare to know!

The inscrutable wisdom through which we exist is not less worthy of veneration in respect to what it denies us than in respect to what it has granted.