—— 请按键盘 空白键 开始游戏 ——

Kindness can be a revolutionary act in a world that often rewards selfishness.
我长久地站在那里,凝视着那深邃的黑暗,心中充满了疑惑、恐惧和怀疑,梦想着凡人从未敢梦想的梦。
Climate models are like time machines - they allow us to peer into possible futures.
The greatest experiments start with a simple question.