Friendship with ones self is all important, because without it one cannot be friends with anyone else in the world.

True friendship is like sound health the value of it is seldom known until it is lost.

There is some self-interest behind every friendship. There is no friendship without self-interests. This is a bitter truth.

Friendship multiplies the good of life and divides the evil.

Friendship is the shadow of the evening, which increases with the setting sun of life.

Real friendship, like real poetry, is extremely rare - and precious as a pearl.

So long as the memory of certain beloved friends lives in my heart, I shall say that life is good.

Our friends interpret the world and ourselves to us, if we take them tenderly and truly.

True friendship can afford true knowledge. It does not depend on darkness and ignorance.

Silences make the real conversations between friends. Not the saying but the never needing to say is what counts.