解释：死亡、生存、惊恐、惧怕等观念都进入不到他的内心中，因而遇到任何事情都不害怕。
The individual investor should act consistently as an investor and not as a speculator.
The Langlands program is not a theory but a web of conjectures and theorems that, if fully established, would unite number theory and representation theory.
Writing is the only profession where no one considers you ridiculous if you earn no money.