Love and war do not follow the ordinary rules of life.

The only rule of science is that it has no rule.

Spending half as much money and twice as much time on children is a good rule to follow to bring up them.

Give me some good advice and I promise you that I will not follow it.

You don’t need to worry if people call you ordinary -- only if you are ordinary.

One word of wisdom is as good as a hundred ordinary words.