遗传密码的美在于它的普遍性；它被所有已知的生命形式共享。

Innovation is not just about technology; it's about changing the way people think and live.

The idea that a bell rings to signal when investors should get into or out of the market is simply not credible.

学习一门新编程语言的唯一方法是用它编写程序。

过去是一个异国；他们在那里做事的方式不同。