It is great cleverness to known when to conceal one's cleverness

Passion often makes a madman of the cleverest man, and renders the greatest fools clever.

A man who is always satisfied with himself is seldom so with others, and others as little pleased with him

Quarrels would not last long if the fault were only on one side.

We refused to assume - one of the central obligations of parenthood: to make ourselves the final authority on good and bad, right and wrong, and to take the consequences of what might turn out to be a lifetime battle

Jealousy lives upon doubts. It becomes madness or ceases entirely as soon as we pass from doubt to certainty.