—— 请按键盘 空白键 开始游戏 ——

Sustainability is not an option; it's a necessity for the survival of our oceans and our planet.
沉默是快乐的最佳使者:如果我能说出有多快乐,那我的快乐就很小了。
Every mathematical theorem is a story, a narrative that unfolds through logic and reason, leading to a deeper understanding of the world.