A friendship that can be ended didn't ever start.
I love everything that's old, old friends, old times, old manners, old books, old wine.Oliver Goldsmith
The finest friendships are between those who can do without each other.
I am not of that feather to shake off my friend when he must need me.william shakespeare
Prosperity makes friends and adversity tries them.ennius
Welcome, my old friend. Welcome to a foreign fireside.Henry Wadsworth Longfellow
To me, that is one of the most important principles of life: Never leave your friends behind.Buzz Aldrin