—— 请按键盘 空白键 开始游戏 ——

Mathematics is not a careful march down a well-cleared highway, but a journey into a strange wilderness, where the explorers often get lost.
The interplay between light and matter at attosecond timescales reveals a universe far more dynamic than we ever imagined.
成功的关键是在生活的各个方面不断成长——精神、情感、灵性以及身体。
永远不要停止学习——世界一直在变化。