For the best results with your children， spend only half the money you think you should， but double the time with them.

尤纳斯对为什么要创办乡村银行的回答。

Every song has a story, and it’s my job to bring that story to life.

A story is a way of making sense of the past.

The best revenge is massive success.

现代密码学的挑战不仅是确保通信安全，而且要以既高效又可扩展的方式实现。