百年成之不足，一旦败之有余。
【释义】经过多年努力也还不够，一旦毁坏却十分彻底。
The profession of book writing makes horse racing seem like a solid, stable business.
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
"A book is a mirror: if an ape looks into it, an apostle is unlikely to look out."
The challenge in quantum computing is not just to build a quantum computer, but to understand what it can do.