回顾21岁刚刚毕业时的自己，对于今天42岁的我来说，是一个稍微不太舒服的经历。可以说，我人生的前一部分，一直挣扎在自己的雄心和身边的人对我的期望之间。

The role of business is to produce products and services that make people's lives better—while using fewer resources—and to act lawfully and with integrity.

In science, the most important discoveries often come from paying attention to the unexpected.

The sun is our most powerful tool in Africa. We must learn to work with it, not against it.

"Great companies in the way they work, they have a culture that is unique."