only those who have the patience to do simple things perfectly ever acquire the skill to do difficult things easily . (friedrich schiller , german dramatist and poet). 只有有耐心圆满完成简单工作的人

only those who have the patience to do simple things perfectly ever acquire the skill to do difficult things easily . (friedrich schiller , german dramatist and poet). 只有有耐心圆满完成简单工作的人，才能够轻而易举地完成困难的事。(德国剧作家、诗人 席勒. f.)