Never say that I have taken it, only that I have given it back.
He who is not satisfied with a little, is satisfied with nothing .
Without confidence, there is no friendship.
Remember that the future is neither ours nor wholly not ours, so that we may neither count on it as sure to come nor abandon hope of it as certain not to be.
The time when most of you should withdraw into yourself is when you are forced to be in a crowd.
We cannot live pleasantly without living wisely and nobly and righteously.