When you let go of your attention for a little while, do not think you may recover it whenever you please.

Don't explain your philosophy. Embody it.

Common and vulgar people ascribe all ills that they feel to others; people of little wisdom ascribe to themselves; people of much wisdom, to no one.

Difficulty shows what men are. Therefore when a difficulty falls upon you, remember that God, like a trainer of wrestlers, has matched you with a rough young man. Why? So that you may become an Olympic conqueror; but it is not accomplished without sweat.

Caretake this moment. Immerse yourself in its particulars. Respond to this person, this challenge, this deed. Quit evasions. Stop giving yourself needless trouble. It is time to really live; to fully inhabit the situation you happen to be in now.

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

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