国家间最重要的政治区别不在于其政府形式，而在于其政府程度。
The most important political distinction among countries concerns not their form of government but their degree of government.
Innovation is driven by the refusal to accept limitations.
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.
You have to believe in yourself when no one else does—that's what makes you a winner.
时间和其他材料一样，是我不断使用的材料。