—— 请按键盘 空白键 开始游戏 ——

数学中的合作是必不可少的;思想的交流导致了任何单一思维都无法独自实现的突破。
If your goal does not have a schedule, it is a dream.
我们与孩子交谈的方式会成为他们内心的声音。
"History remembers the dates, but biography remembers the days."
The only limit to our realization of tomorrow will be our doubts of today.