Is not the space between Heaven and Earth like a bellows? It is empty, but lacks nothing. The more it moves, the more comes out of it.
The best way to carve is not to split.
He does not struggle with anyone - thus no one can vanquish him.
The sage is not ill, because he sees illness as illness.
Man's enemies are not demons, but human beings like himself.
Deal with the small before it becomes large.