—— 请按键盘 空白键 开始游戏 ——

The mind is everything. What you think you become.
The historical sense involves a perception, not only of the pastness of the past, but of its presence.
The best way to find yourself is to lose yourself in the service of others.
The problem with words is that you never know whose mouths they have been in.
如果物体处于静止状态或作匀速直线运动,只要没有外力作用,物体将保持静止状态或匀速直线运动状态。