—— 请按键盘 空白键 开始游戏 ——

Stop acting as if life is a rehearsal. Live this day as if it were your last. The past is over and gone. The future is not guaranteed.
在科学中最令人兴奋的短语,预示着新发现的,不是“我找到了!”而是“这很有趣...”
美国能源独立并不意味着孤立 - 我们仍然是全球市场的一部分。
The relation between what we see and what we know is never settled.