—— 请按键盘 空白键 开始游戏 ——

历史不仅仅是发生了什么,还包括人们对此的想法和感受。
在学习结束时,我们知道物理学的所有过去,但对现在和未来一无所知。
Life is a constant struggle between being an individual and being a member of the community.
Losses loom larger than gains in people's minds.