I had therefore to remove knowledge, in order to make room for belief.

Nothing is divine but what is agreeable to reason.

Ingratitude is the essence of vileness.

Religion is the recognition of all our duties as divine commands.

It is beyond a doubt that all our knowledge that begins with experience.

Two things awe me most, the starry sky above me and the moral law within me.

Seek not the favor of the multitude; it is seldom got by honest and lawful means. But seek the testimony of few; and number not voices, but weigh them.

The only objects of practical reason are therefore those of good and evil. For by the former is meant an object necessarily desired according to a principle of reason; by the latter one necessarily shunned, also according to a principle of reason.