The defining characteristic of pessimists is that they tend to believe bad events will last a long time, will undermine everything they do, and are their own fault.

水产养殖是农业的下一个前沿领域。

Morality is simply the attitude we adaptto people whom we personally dislike.

真正的进步发生在我们停止争论谁是对的，而开始合作于有效的事情上。

Simplicity in design is the ultimate sophistication.

沉默越深，词语越响亮。