st.
失败是成功之母.

Necessity is the mother of invention. the rate of success The child is father of the man. Beauty is the eyes of the beholder probability of success Development is of overriding importance. Development is the absolute need. Discretion is the better part of valor. Possession is nine points of the law. Brevity is the soul of wit. The proof of the pudding is in the eating. The best is the enemy of the good. Failure is the mother of success Necessity is the mother of invention attribution of success and failure the same is true of the short of it is... the hell of it is... Tear is the fluid of the liver The child is father of the man the heart is the basis of life Primary failure of the testes blood as the mother of vital energy winter-pulse is the pulse of kidney