And they will ask thee of the spirit. Say: The spirit proceedeth at my Lord's command; but of knowledge, only a little is given to you.

Four characteristics constitute anyone who possesses them a sheer hypocrite, and anyone who possesses one of them possesses a characteristic of hypocrisy till he abandons it: when he is trusted he betrays his trust, when he talks he lies, when he makes a covenant he acts treacherously and when he quarrels he abuses.

The search of knowledge is an obligation laid on every Muslim.

Who are the learned? Those who practice what they know.

A Muslim has five duties towards another Muslim; to return a salutation, visit the sick, follow funerals, accept an invitation and say 'God have mercy on you' when one sneezes.

Your Lord is bountiful to mankind: yet most of them do not give thanks.

Four things support the world: the learning of the wise, the justice of the great, the prayers of the good, and the valor of the brave