If the whole world depends on today's youth, I can't see the world lasting another 100 years.

The envious person grows lean with the fatness of their neighbor.

Understanding a question is half an answer.

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

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

I will not yield to any man contrary to what is right, for fear of death, even if I should die at once for not yielding.

Every pleasure or pain has a sort of rivet with which it fastens the soul to the body and pins it down and makes it corporeal, accepting as true whatever the body certifies.