晶体管是一项关键发明，但其真正意义在于它如何实现了技术的民主化。

The method of introspection must be rigorously standardized.

I'm not a morning person, I'm a night owl.

The barriers to women’s advancement are often invisible until you look for them.

聪明好学，不以向地位低下的人请教为耻，所以称他为“文”。