鸟儿愿为一朵云，云儿愿为一只鸟。

The man who is fit to work at any particular trade is unable to understand the science of that trade without the help and guidance of those who are working with him or over him.

The ending of a mystery novel is often unexpected, yet it makes perfect sense.

唯一能拯救我们的是以不同的方式思考。