【讲解】：我十五岁时开始立志学习，三十岁时能立足与社会，四十岁时能通情达理遇事不再疑惑，五十岁时懂得了天命的道理，六十岁能听的进不同的意见，到了七十岁时已经达到随心所欲，想怎么做就怎么做，也不会超出规矩。

The discovery of 51 Pegasi b was a turning point in astronomy, proving that planets could exist around sun-like stars.

可持续海鲜不应只是一个利基市场，而应是唯一的市场。

领导力在于做出今天艰难的决定，这些决定将使子孙后代受益。

The computer is the first metamedium, and as such it has degrees of freedom for representation and expression never before encountered.

一本好书应该能让你笑、哭和思考。