Friendship is a plant of slow growth and must undergo and withstand the shocks of adversity before it is entitled to the appellation.

Friendship is unnecessary, like philosophy, like art... It has no survival value; rather it is one of those things that give value to survival.
A friend is someone who understands your past, believes in your future, and accepts you just the way you are.

Friendship is delicate as a glass, once broken, it can be fixed, but there will always be cracks.
True friendship is like sound health; the value of it is seldom known until it is lost.
A true friend is someone who is always there for you, through the good times and the bad times.
Friendship is born at that moment when one person says to another, 'What! You too? I thought I was the only one.'
Friendship is the source of the greatest pleasures, and without friends even the most agreeable pursuits become tedious.
Friendship is the shadow of the evening, which increases with the setting sun of life.
Friendship marks a life even more deeply than love. Love risks degenerating into obsession; friendship is never anything but sharing.