人性中的道德感是一种义务，而我们则必须赋予灵魂以美感。
The moral feeling of human nature is an obligation， and we must endow the soul with the sense of beauty.
The study of automata and formal languages is fundamental to understanding the limits of computation.
世界上充满了显而易见的事物，却没有人注意到。
小说不是一种体裁，而是一种思想形式。