Verses which do not teach men new and moving truths do not deserve to be read.
Superstition sets the whole world in flames, but philosophy douses them.
Life is bristling with thorns, and I know no other remedy than to cultivate one's garden.
When he to whom one speaks does not understand, and he who speaks himself does not understand, that is Metaphysics.
Ask a toad what is beauty....; he will answer that it is a female with two great round eyes coming out of her little head, a large flat head, a yellow belly and a brown back.
Those who think are excessively few; and those few do not set themselves to disturb the world.