—Shakespeare.
The youth of friendship is better than its old age.
—Hazlitt.
If the friendships of the good be interrupted, their minds admit of no long change; as when the stalks of a lotus are broken the filaments within them are more visibly cemented.
—Hitopadesa.
In life it is difficult to say who do you the most mischief—enemies with the worst intentions or friends with the best.