Know, first, who you are, and then adorn yourself accordingly.

The foolish and the uneducated have little use for freedom. Only the educated are free.

It was the first and most striking characteristic of Socrates never to become heated in discourse, never to utter an injurious or insulting word -- on the contrary, he persistently bore insult from others and thus put an end to the fray.

It is unlikely that the good of a snail should reside in its shell: so is it likely that the good of a man should?

Men are disturbed not by the things that happen, but by their opinion of the things that happen.

Some things are up to us [eph' hêmin] and some things are not up to us. Our opinions are up to us, and our impulses, desires, aversions–in short, whatever is our own doing. Our bodies are not up to us, nor are our possessions, our reputations, or our public offices, or, that is, whatever is not our own doing.

Reason is not measured by size or height, but by principle.