Teach thy tongue to say 'I do not know,' and thou shalt progress.
Silence is the maturation of wisdom.
No disease that can be treated by diet should be treated with any other means.
God is identical with His attributes, so that it may be said that He is the knowledge, the knower, and the known.
Give a man a fish and you feed him for a day; teach a man to fish and you feed him for a lifetime.
While one man can discover a certain thing by himself, another is never able to understand it, even if taught by means of all possible expressions and metaphors, and during a long period; his mind can in no way grasp it, his capacity is insufficient for it.