—— 请按键盘 空白键 开始游戏 ——

We begin with the hypothesis that any subject can be taught effectively in some intellectually honest form to any child at any stage of development.
I wonder how many people I've looked at all my life and never seen.
Capitalism, then, is by nature a form or method of economic change and not only never is but never can be stationary.
No matter what the future holds, I will continue to sing.
Every challenge in farming is an opportunity to innovate.