False words are not only evil in themselves, but they infect the soul with evil.
For all good and evil, whether in the body or in human nature, originates ... in the soul, and overflows from thence, as from the head into the eyes.
Of all the animals, the boy is the most unmanageable.
Arguments derived from probabilities are idle.
Man never legislates,but destinies and accidents,happening in all sorts of ways,legislate in all sorts of ways.
Between knowledge of what really exists and ignorance of what does not exist lies the domain of opinion. It is more obscure than knowledge, but clearer than ignorance.