Knowledge which is divorced from justice, may be called cunning rather than wisdom. – Marcus Tullius Cicero

A physician without a knowledge of Astrology has no right to call himself a physician. – Hippocrates

That free will was demonstrated in the placing of temptation before man with the command not to eat of the fruit of the tree which would give him a knowledge of good and evil, with the disturbing moral conflict to which that awareness would give rise. – Kenneth Scott Latourette

The world does not look to us in the Arab world out of a healthy desire for knowledge. – Tahar Ben Jelloun