Your friend is the man who knows all about you, and still likes you.

Every heart sings a song incomplete, until another heart whispers back.

Plato is my friend; Aristotle is my friend, but my greatest friend is truth.

Don't walk behind me; I may not lead. Don't walk in front of me; I may not follow. Just walk beside me and be my friend.

The key is to keep company only with people who uplift you, whose presence calls forth your best.

A man's friendships are one of the best measures of his worth.

To feel the intimacy of brothers is a marvelous thing in life.

Whatever you do in life, surround yourself with smart people who'll argue with you.