领导力是关于以清晰和信念做出艰难的决定。

The elements of consciousness are to be determined by systematic observation.

The spread of liberal democracy and the integration of the world economy are the two main forces driving the world towards the end of history.

The best banking service is invisible but always available.

The method of psychology must be as exact as that of the physical sciences.

我只是想向自己证明我能做到。

心智是一套信息处理机器，它们由自然选择设计来解决我们狩猎采集祖先面临的适应性问题。