The only way to be truly satisfied is to do what you believe is great work.
真正满足的唯一方法就是做你认为伟大的工作。
The world is full of willing people; some willing to work, the rest willing to let them.
Sometimes when you innovate, you make mistakes. It is best to admit them quickly, and get on with improving your other innovations.
We don't inherit the land from our ancestors; we borrow it from our children.
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。