The site determines the form.

过去是一个异国他乡；他们在那里做事的方式不同。

The concept of reducibility is central to understanding the relationships between different computational problems.

Drawing is a way of thinking on paper.

I think the key to a good performance is to be able to listen and react truthfully.

生命太短暂，不能把时间浪费在那些不能让你快乐的事情上。