It really matters whether people are working on generating clean energy or improving transportation or making the Internet work better and all those things. And small groups of people can have a really huge impact.

I'm the reason your feet won't move.

A company's greatest asset is its people; invest in them, and they will invest in the company.

The future of a nation depends on today's education.

解释：看见外表就可以知道内里，看见过去就可以知道未来。