Whosoever formeth an intimacy with the enemies of his friends, does so to injure the latter. O wise man! wash your hands of that friend who associates with your enemies.

Reveal not every secret you have to a friend, for how can you tell but that friend may hereafter become and enemy. And bring not all mischief you are able to upon an enemy, for he may one day become your friend.

God gives sleep to the bad, in order that the good may be undisturbed.

If a piece of worthless stone can bruise a cup of gold, its worth is not increased, nor that of the gold diminished.

Do to me, O Allah, what is worthy of Thee; And not what is worthy of me.

Better is the sinner who hath thoughts about God, than the saint who hath only the show of sanctity.

God preserve us! If men knew what is done in secret, no one would be free from the interference of others.