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。
Sustainability isn't a buzzword—it's a commitment to future generations.
To wear your heart on your sleeve isn't a very good plan; you should wear it inside, where it functions best.