We're not selling cars, but keys to a new lifestyle.
电磁场的方程是从实验事实中推导出来的。
The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.
Technology without scenarios is lifeless.
我现在承担了一项严肃的任务,恐怕这个任务超出了任何人的能力范围。
晏子春秋