to have something as the main point or reason
归结为某个主要原因或要点 (guijie wei mouge zhuyao yuanyin huo yaodian)
"The argument boiled down to a simple misunderstanding."
"争论归结为一个简单的误会。" (zhenglun guijie wei yige jiandan de wuhui)
working together leads to success
to try to teach someone something they are set in their ways...
to complete something perfectly by adding the final details
to find a problem or defect in a system
to talk openly about a disagreement to resolve it
to become less angry or upset