有两面的

On both slopes of the roof there are broken tiles.

屋顶斜都有破瓦片。

There are strengths and weaknesses to every culture, and our job is to decern between them, make use of the good ones, and discard the bad.

无论是哪种文化都有好坏，我需要做就是辨别出他，利用好，摒弃不好。