人是唯一会在同一块石头上绊倒两次的动物。
El hombre es el único animal que tropieza dos veces con la misma piedra.
悲伤就是知识
"The challenge of biography is not just to record, but to illuminate."
The only way to get rid of a temptation is to yield to it.
质量从来不是偶然的,它始终是智慧努力的结果。