"The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'"
What I claim is to live to the full the contradiction of my time, which may well make sarcasm the condition of truth.
勇敢的人可能不会永远活着，但谨慎的人根本活不下去。
Persistence is key in mathematical research; many great results come from long struggles.