I think it's rarely about what you actually learn in class. It's mostly about the way that you look at things.

愤怒是一杯毒酒，我们喝下它却希望别人因此而死。

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。

如果你不喜欢某件事，就改变它。如果你无法改变它，就改变你的态度。