91、好事总是需要时间，不付出大量的心血和劳动是做不成大事的。想吃核桃，就是得首先咬开坚硬的果壳。——格里美尔斯豪森
Good thing always takes time, don't pay a lot of work and labor is done great things。 Want to eat walnuts, is the fruit of the first bite a hard shell。
