—— 请按键盘 空白键 开始游戏 ——

可持续性不是一种选择,而是一种责任。
Always challenge the status quo—that’s how progress is made.
The biggest risk is not taking any risk. In a world that's changing quickly, the only strategy that is guaranteed to fail is not taking risks.
当儿童还没有发展起控制能力的时候,“让儿童想干什么就干什么”是与自由观念相违背的。