Let he who would move the world, first complete an environmental impact assessment and a 90-day public comment period.

In order that the mind should see light instead of darkness, so the entire soul must be turned away from this changing world, until its eye can learn to contemplate reality and that supreme splendor which we have called the good. Hence there may well be an art whose aim would be to effect this very thing.

One who is injured ought not to return the injury, for on no account can it be right to do an injustice.

Do not go through life like leaf blown from here to there believing whatever you are told.

True wisdom lies in one's confession about the limits of one's knowledge.

But already it is time to depart, for me to die, for you to go on living; which of us takes the better course, is concealed from anyone except God.

The secret of happiness, you see, is not found in seeking more, but in developing the capacity to enjoy less.