I’m always trying to find a way to make the story more interesting, more complex, more layered.

To talk about painting is not only difficult but perhaps pointless too.

解释：斩草要除根，不要与祸乱沾边，就不会有祸。

每一种化学结合完全且仅仅依赖于两种对立的力量，即正电和负电。