Memory is not storage, but the sculptural art of neural pathways.
"Every discovery in science is a step closer to a cure."
I don't think that everyone should become a mathematician, but I do believe that many students don't give mathematics a real chance.
这些人很少不是死于自己的所长,所以说∶事业达到顶峰就难以持久。 
Sustainable forestry is not an option; it's an obligation.