On progress: "If you're competitor-focused， you have to wait until there is a competitor doing something. Being customer-focused allows you to be more pioneering."

Freedom of men under government is to have a standing rule to live by, common to everyone, and not to be subject to the inconstant, uncertain, arbitrary will of another man.

地质学是研究自然界有机和无机领域连续变化的科学。

"The best stories are the ones that surprise the writer as much as the reader."