Learning without thought is labor lost; thought without learning is perilous.
If I cannot get men who steer a middle course to associate with, I would far rather have the impetuous and hasty. For the impetuous at any rate assert themselves.
A hammer shatters glass but it also forges steel.
In language clarity is everything.
The true gentleman does not preach what he practices till he has practiced what he preaches.
The Master said, If out of the three hundred songs I had to take one phrase to cover all my teachings, I would say 'Let there be no evil in your thoughts.'