If you don't know where you are going, you will probably end up somewhere else.
Never rely on the glory of the morning nor the smiles of your mother-in-law.
Write down the advice of him who loves you, though you like it not at present.
Every moment of one's existence one is growing into more or retreating into less.
It's very hard to take yourself too seriously when you look at the world from outer space.
If you believe the doctors, nothing is wholesome; if you believe the theologians, nothing is innocent; if you believe the military, nothing is safe.
If you want creative workers, give them enough time to play.