Much unhappiness has come into the world because of bewilderment and things left unsaid.

The greatest happiness is to know the source of unhappiness.

In the world of diplomacy, some things are better left unsaid.

That is enough. Some things are better left unsaid for now.

There are things which a man is afraid to tell even to himself, and every decent man has a number of such things stored away in his mind.

If you were to destroy the belief in immortality in mankind, not only love but every living force on which the continuation of all life in the world depended, would dry up at once.