The wise man belongs to all countries, for the home of a great soul is the whole world.
It is godlike ever to think on something beautiful and on something new.
Do not trust all men, but trust men of worth; the former course is silly, the latter a mark of prudence.
Life unexamined, is not worth living.
These differences, they say, are three: shape, arrangement, and position; because they hold that what is differs only in contour, inter-contact, inclination.
Raising children is an uncertain thing; success is reached only after a life of battle and worry.