Don't search for defining moments because they will never come. The moment that define you have already happened, and they will already happen again.
Every setback is a setup for a comeback.
译文:假如你命中富贵荣华,也要常常有不得意的想法;假如你碰到境遇顺利,也要常常有不如意的念头;假如眼前的你吃穿丰足,也要保持节俭不忘贫困;假如别人都很喜欢你,也要常常怀着谨慎的想法;假如你家世名望都很高,也要常怀着谦虚卑下之心;假如你的学问非常高深,也要提醒自己掌握的还不够多。