Persistence is key in mathematical research; many great results come from looking at the same problem from different angles over and over again.
不期望完全效法古代,不墨守一成不变的旧规,研究当代的实际情况,从而采取相应的措施。
成功不在于你赚了多少钱,而在于你对人们生活的影响。
解读:靠炫耀、攀比获得的虚荣感,依赖外界认可,根基不稳,一旦外界夸赞消失,内心只剩空虚失落,劝诫远离虚荣,追求真实价值。