概率是基于部分知识的预期。

Short-term gains should never compromise long-term sustainability.

We are just beginning to understand the potential of genome editing—and the questions it raises.

All living creatures are engendered from eggs.

心理治疗的目的是使人获得自由。

完美数如同完美的人一样稀少。

The past is just a story we tell ourselves.