If I hold up one corner of a square and the student cannot workout the other three for himself, I won't go any further.
ConfuciusThe superior man is distressed by the limitations of his ability; he is not distressed by the fact that men do not recognize the ability that he has.
ConfuciusTo know that one knows what one knows, and to know that one doesn't know what one doesn't know, there lies true wisdom.
Confucius