笨鸟先飞 A slow sparrow should make an early start.
.功夫不负有心人 Everything comes to him who waits.
金无足赤人无完人 Gold can't be pure and man can't be perfect.
无劳无获 No pains,no gains
Constant dropping wears the stone.（滴水穿石.）
Experience is the mother of wisdom.（经验是智慧之母.）
It is never too late to learn.（活到老,学到老.）