Fear Allah, for He alone lives; all other things are liable to perish.
Money cannot help lifting its head.
A man may be as straight as an arrow, but even then he will have some critics.
Learn Arabic, for it strengthens the intelligence and increases one’s noble conduct (al-murû`ah).
If a person has ten habits out of which nine are good and one bad, that bad one will destroy the good ones.
To be alone means that you avoid bad company. But to have a true friend is better than being alone.