In such condition there is no place for industry...and which is worst of all， continual fear and danger of violent death.

量子计算的挑战不仅在于建造量子计算机，还在于理解它能做什么。

Change is not made without inconvenience, even from worse to better.

书籍是最安静、最恒久的朋友；它们是最易接近、最睿智的顾问，也是最耐心的老师。

悲剧是我割破了手指。喜剧是你掉进下水道淹死了。

音乐是灵魂的语言。