2 sentences

1. 他的心眼儿太窄，总是为了这点小事生气。

   tā de xīn​yǎn​r tài zhǎi, zǒng​shì wèi​le zhè diǎn xiǎo​shì shēng​qì.

   He is too narrow-minded and always gets angry over such trivial things.

   Source: Dong Chinese Dictionary

2. 他的心眼儿很小，容不下一点不同的意见。

   tā de xīn​yǎn​r hěn xiǎo, róng​bù​xià yī​diǎn bù​tóng de yì​jiàn.

   He is very narrow-minded and cannot tolerate any differing opinions.

   Source: Dong Chinese Dictionary