我出生于非洲。我之所以来加州，是因为在这里，新技术可以得到推广应用，而且，这里没有具有威胁性的竞争对手。
孤独是你为自由付出的代价。
我们成功的衡量标准不仅仅是开采的吨数，还有社区的提升。
The only way to do great work is to love what you do.
The most important thing you can do to achieve your goals is to make sure that as soon as you set them, you immediately begin to create momentum.
我们不是从祖先那里继承了土地，而是从子孙那里借用了土地。
The future belongs to those who can imagine it differently.