质数就是当你把所有模式都剔除后剩下的东西。我觉得质数就像生活,它们非常有逻辑性,但你永远无法找出规律,即使你花上一辈子时间去思考。
Innovation in forestry means balancing economic growth with ecological responsibility.
激励措施的微小变化可以导致行为的巨大变化。
Mathematics is the art of asking the right questions and then finding their answers.