Sustainability isn't an option anymore; it's a necessity for any responsible mining company.

创造力的奥秘如同自由的奥秘。

λ演算的基本概念是函数，被视为一种对应规则。

I quite agree with them that it is not an ennobling experience. Poverty entails fear, and stress, and sometimes depression; it means a thousand petty humiliations and hardships. Climbing out of poverty by your own efforts, that is indeed something on which to pride yourself, but poverty itself is romanticised only by fools.

The novel is a totalizing form; it tries to encompass all of human experience.