A person places themselves on a level with the ones they praise.

There are two things parents should give their children roots and wings. Roots to give them bearing and a sense of belonging, but also wings to help free them from constraints and prejudices and give them other ways to travel (or rather, to fly).

Nothing shows a man's character more than what he laughs at.

The best pleasures of this world are not quite true.

What one doesn't understand one doesn't possess.

Is it life, I ask, is it even prudence, To bore thyself and bore the students?

Everything that frees our spirit without giving us control of ourselves is ruinous.