Every great discovery in science has been preceded by some preparatory work, often extending over many years.
科学上的每一项伟大发现之前都有一些准备工作,往往持续多年。
最成功的企业解决了人们甚至不知道自己存在的问题。
如果你不冒险,你就无法成长。
"The past is never dead. It's not even past."
无论我们观察到多少只白天鹅,都不能证明所有天鹅都是白色的。