Rejoicing in our joy, not suffering over our suffering, makes someone a friend.

There are no rules for friendship. It must be left to itself. We cannot force it any more than love.

Never make friends with people who are above or below you in status. Such friendships will never give you any happiness.

As iron sharpens iron, so a friend sharpens a friend.

Wishing to be friends is quick work, but friendship is a slow ripening fruit.

To like and dislike the same things, this is what makes a solid friendship.

In friendship as well as love, ignorance very often contributes more to our happiness than knowledge.

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

A friendship that like love is warm A love like friendship, steady.

Friendship may, and often does, grow into love, but love never subsides into friendship.