To give and receive advice - the former with freedom, and yet without bitterness, the latter with patience and without irritation - is peculiarly appropriate to geniune friendship.
What I know for sure is that if you can survive 11 days in cramped quarters with a friend and come out laughing, your friendship is the real deal. I know ours is.
He who has achieved this state Is unconcerned with friends and enemies, With good and harm, with honor and disgrace. This therefore is the highest state of man.
O no, thy love though much, is not so great, It is my love that keeps mine eye awake, Mine own true love that doth my rest defeat, To play the watchman ever for thy sake. For thee watch I, whilst thou dost wake elsewhere, From me far off, with others all too near.