The usefulness of the cup is its emptiness.
In the middle of chaos lies opportunity.
Evaluation by others is not a guide for me.
I am not afraid of a person who knows 10000 kicks. But I am afraid of a person who knows one kick but practices it for 10000 times.
A self-willed man has no other aim than his own growth.
The founder of any branch must be more ingenious than the common man. However, if his achievement is not carried on by disciples of the same ingenuity, then things will only become formalized and get stuck in a cul-de-sac; whereby breakthrough and progress will be almost impossible.