Never break a Muslim's heart by refusing what he offers you, when you know that anything that comes to you through him is in reality from Allah, and he is only His powerless and compelled means.
True wisdom is less presuming than folly. The wise man doubteth often, and changeth his mind; the fool is obstinate, and doubteth not; he knoweth all things but his own ignorance.
Men pay most attention to what is their own: they care less for what is common; or, at any rate, they care for it only to the extent to which each is individually concerned.