—— 请按键盘 空白键 开始游戏 ——

 One foul sentence does more hurt than many foul examples. For these do but corrupt the stream;the other corrupt the fountain.
Machinery and labor-saving devices are only valuable as they serve to reduce the cost of manufacture.
The computer is simply an instrument whose music is ideas.
没有所谓的"应用科学"这一特殊类别;只有科学及其应用,它们之间的关系就像果实与结出果实的树之间的关系一样。
The only thing worse than being talked about is not being talked about.