In individuals， insanity is rare；but in groups， parties， nations， and epochs， it is the rule.

跨行业合作是解决全球林业挑战的关键。

面包是最简单的食物形式，却蕴含着最复杂的工艺。

无论你变得多么优秀，你总能变得更好，这才是最令人兴奋的部分。

Policymakers should be open to revising their views based on new evidence.