—— 请按键盘 空白键 开始游戏 ——

The highest task of education is to develop in the individual a sense of responsibility towards humanity.
幸福不是现成的东西,它来自于你自己的行动。
In chemicals, our greatest challenge is also our greatest opportunity: meeting global needs while protecting the planet.
The night is full of whispers if you know how to listen.