Every experiment, whether successful or not, teaches us something valuable.
每一个实验，无论成功与否，都会教会我们一些有价值的东西。
The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.
Memory is a slippery thing, always shifting and reshaping itself.
译文：每个人有各自的本事，应该按能力分配工作。
Every man's life ends the same way. It is only the details of how he lived and how he died that distinguish one man from another.