—— 请按键盘 空白键 开始游戏 ——

The beauty of a mathematical proof lies in its simplicity and inevitability.
——过去,电影里典型的角色分配就是留着辫子蹦来蹦去。就跟印第安人一样,你在电视上永远都不会看到印第安人的真身。
Collaboration is key to solving the complex energy challenges we face today.
Sustainability isn't an option; it's the only path forward for responsible agriculture.
The challenges in our lives are there to strengthen our convictions. They are not there to run us over.