数据抽象是将特定数据集简化为整体的简化表示。

我从不停止相信自己。

The energy you give is the energy you get.

电影的美在于它能将你带到另一个世界。

作物的多样性带来农业的韧性。

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