—— 请按键盘 空白键 开始游戏 ——

The first of April is the day we remember what we are the other 364 days of the year.
As in geometry the most natural way of beginning is from a mathematical point, so is the same method in observations and natural history the most genuine, simple, and instructive.
Don't let the noise of others' opinions drown out your own inner voice.
过去是一位老师,如果我们愿意学习的话。