The best way to predict the future is to create it.

评部分国人指责台球冠军丁俊晖的教育方式有问题

共享电子对构成了化学键。

"Books are the keys to imagination, and imagination is the key to the future."

The ability to associate depends, in turn, on the degree to which communities share norms and values and are able to subordinate individual interests to those of larger groups.