You may fetter my leg, but Zeus himself cannot get the better of my free will.

No man is free who is not master of himself... Is freedom anything else than the power of living as we choose?

Appear to know only this--never to fail nor fall.

It is the part of an uneducated person to blame others where he himself fares ill; to blame himself is the part of one whose education has begun; to blame neither another nor his own self is the part of one whose education is already complete.

We can't control the impressions others form about us, and the effort to do so only debases our character.

Do nothing in a depressed mood, nor as one afflicted, nor as thinking that you are in misery, for no one compels you to that.

What disturbs people, these are not things, but the judgments relating to things