—— 请按键盘 空白键 开始游戏 ——

A mathematical proof is a poem written in the language of logic.
我们能体验到的最美丽的东西是神秘的。它是所有真正艺术和科学的源泉。
"Books are the quietest and most constant of friends; they are the most accessible and wisest of counselors, and the most patient of teachers."
冒着显得荒谬的风险,让我说,真正的革命者是被伟大的爱所引导的。
"In literature, we find the truth of our own existence."
皮革行业有着丰富的历史,但其未来取决于创新和道德实践。