小于给定数的素数个数是该数的一个函数。

Every risk is worth taking as long as it's for a good cause, and contributes to a good life.

The truth is rarely pure and never simple.

智慧是避免做工作却能完成工作的能力。

"Home is not a place, it's a feeling."

衡量公司成功的真正标准不仅是利润，还有对员工和社区的积极影响。