—— 请按键盘 空白键 开始游戏 ——

The act of writing is an act of discovery.
The very existence of libraries affords the best evidence that we may yet have hope for the future of man.
The cement industry must evolve or become obsolete.
You can't change the direction of the wind, but you can adjust your sails.
南开校训,意为培养公正与能力兼备的人才,追求不断创新。