气候变化是我们这个时代最大的挑战之一，我们必须立即采取行动。
Climate change is one of the biggest challenges of our time, and we must take action now.
Forests are not just resources; they are our planet's lungs and our best defense against climate change.
The ultimate test of our religious principles is not just what we say in our testimonies but what we do in our lives.
学习Lisp是值得的，因为当你最终理解它时，你将获得深刻的启蒙体验；这种体验将使你在余下的日子里成为一个更好的程序员，即使你实际上并不经常使用Lisp本身。