I think when the full horror of being fifty hits you, you should stay home and have a good cry.
Man isn't a fool for his ignorance, but rather for believing things that are wrong.
There is nothing so easy to learn as experience and nothing so hard to apply.
It is a great art to be superior to others without letting them know it.
There are two kinds of fools: those who can't change their opinions and those who won't.
If you do not know how to lie, cheat, and steal, turn your attention to politics and learn.