The story is a machine to think with.
大自然是天才的武库。它提供工具,但工匠必须使用它们。
Sustainability isn't a choice; it's a responsibility we owe to the ocean and those who depend on it.
剑鞘保护剑的锋利,自己却满足於它自己的迟钝。
解释:情绪变化会影响身体生理反应,如贪心时口水增多,悲哀时流泪,体现了情绪与健康的关联。
In all of us,even in good men,there is a lawless wild-beast nature,which peers out in sleep.