没有大胆的猜测,就没有伟大的发现。
地球是一个圆点。月亮是一个圆点。太阳是一个圆点。星星是圆点。
The ocean's bounty is a privilege, not an entitlement.
The moment you doubt whether you can fly, you cease for ever to be able to do it.
The labor market is constantly evolving, and our models should reflect that.