Go easy with him. Don't force things.

慢慢和他商量，不要勉强干。

《新英汉大辞典》

Another "easy" expression is to "go easy on a person". It means to treat a person kindly or gently, especially in a situation where you might be expected to be angry with him.

另一个和容易有关的词语是和气待人，他的意思是对人要和蔼可亲，尤其是对他怒不可遏之际。

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