1. There is no hope or joy except in human relations.
By Antoine de Saint Exupery

2. I feel the need of relations and friendship, of affection, of friendly intercourse … I cannot miss these things without feeling, as does any other intelligent man, a void and a deep need.
By Vincent van Gogh

3. Your wealth is where your friends are.
By Plautus

4. To have a good friend is one of the highest delights of life; to be a good friend is one of the noblest and most difficult undertakings. 
By Anon

5. There is no wilderness like a life without friends; friendship multiplies blessings and minimizes misfortunes; it is a unique remedy against adversity, and it soothes the soul. 
By Baltasar Gracian

6. No medicine is more valuable, none more efficacious, none better suited to the cure of all our temporal ills than a friend to whom we may turn for consolation in time of trouble, and with whom we may share our happiness in time of joy.
By Saint Ailred of Rievaulx

7. Good friendships are fragile things and require as much care as any other fragile and precious thing.
By Randolph Bourne

8. There is a magnet in your heart that will attract true friends.That magnet is unselfishness, thinking of others first … when you learn to live for others, they will live for you.
By Paramahansa Yogonanda

9. A true friend is the best possession.
By Anon

10. He does good to himself who does good to his friend.
By Erasmus