What is a friend? A single soul dwelling in two bodies. - Aristotle
Of all the things which wisdom provides to make life entirely happy, much the greatest is the possession of friendship. - Epicurus
One loyal friend is worth ten thousand relatives. - Euripides
The golden moments in the stream of life rush past us and we see nothing but sand; the angels come to visit us, and we only know them when they are gone. - George Eliot
One can live magnificently in this world if one knows how to work and how to love. - Leo Tolstoy
The greatest love a person can have for his friends is to give his life for them. - John 15:13
A friend walks in when the rest of the world walk's out. - Unknown
The best mirror is an old friend. - Proverb
Anybody can sympathise with the sufferings of a friend, but it requires a very fine nature to sympathise with a friend's success. - Oscar Wilde
Misfortune shows those who are not really friends. - Aristotle
I no doubt deserved my enemies, but I don't believe I deserved my friends. - Walt Whitman.