3 sentences

1. 他待人一向很和气，从不轻易发火。

   tā dài​rén yī​xiàng hěn hé​qi, cóng bù qīng​yì fā​huǒ.

   He is always very gentle with people and never loses his temper easily.

   Source: Dong Chinese Dictionary

2. 微先生是我的邻居，他为人非常和气。

   Wēi xiān​sheng shì wǒ de lín​jū, tā wéi​rén fēi​cháng hé​qi.

   Mr. Wei is my neighbor, and he is a very amiable person.

   Source: Dong Chinese Dictionary

3. 为了这点小事伤了朋友间的和气，真是不值得。

   wèi​le zhè diǎn xiǎo​shì shāng le péng​you jiān de hé​qi, zhēn shì bù zhí​de.

   It's really not worth hurting the friendship over such a small thing.

   Source: Dong Chinese Dictionary