变化是唯一不变的，而适应能力是蓬勃发展的关键。

No arts; no letters; no society; and which is worst of all, continual fear, and danger of violent death; and the life of man, solitary, poor, nasty, brutish, and short.

Culture is not just one aspect of the game, it is the game.

煤炭不是问题所在，问题在于我们如何使用它。解决方案在于更清洁的技术和更好的利用。