The real challenge is not to build a cheap house, but to build a house that is cheap to live in.

直到故事发生了最坏的转折，它才算结束。

真相并不总是最好的故事。

The boundaries which divide Life from Death are at best shadowy and vague. Who shall say where the one ends, and where the other begins?

自然界的所有效应只是少数不变定律的数学结果。