1。使我们痛苦的东西在真正锻造我们。What pains us trains us。2。成功没有电梯,只有一步一个脚印的楼梯。There is no elevator to success—only stairs。3。成功的秘密在于始终如一地忠于目标。The secret of success is constancy to purpose。4。成功来自于克服困难的斗争。Success grows out of struggles to overcome difficulti