It is hard to convince a high-school student that he will encounter a lot of problems more difficult than those of algebra and geometry.
Don't abuse your friends and expect them to consider it criticism.
A successful man cannot realize how hard an unsuccessful man finds life.
You can make up a quarrel, but it will always show where it was patched.
If a woman doesn't chase a man a little, she doesn't love him.
If the fools do not control the world, it isn't because they are not in the majority.