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成为英雄的最大障碍是怀疑自己是否会证明自己是个傻瓜;真正的英雄主义是抵抗这种怀疑,而最深刻的智慧是知道何时应该抵抗,何时应该服从。
Persistence is key in mathematical research; many great results come from looking at the same problem from different angles over and over again.
The best performance improvement is the transition from the nonworking state to the working state.