The only way to understand a character is to understand their contradictions.

The most valuable resource we have isn't in the ground - it's the people who show up every day to do the work.

The advancement of robot technology is to make human life better.

Mathematics is the organ with which we comprehend the phenomena of nature.

生活中没有什么可害怕的，只有需要理解的。现在是理解更多的时候，这样我们可能会害怕得更少。

我想成为一个能打动人们心灵的歌手。

我们有缺陷的金融部门的多重失败不仅危及我们国家储户的退休保障，而且危及我们整个社会参与的经济。