今天我们种下的每一颗种子都是对后代的承诺。
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...”
Trust your roots, but don’t be afraid to branch out.
The spread of liberal democracy has been accompanied by the spread of a global culture that is increasingly homogeneous.
We are just an advanced breed of monkeys on a minor planet of a very average star. But we can understand the Universe. That makes us something very special.