1 sentence

1. 他总觉得自己高人一等，这种优越感让他很难交到朋友。

   tā zǒng jué​de zì​jǐ gāo​rén​yī​děng, zhè zhǒng yōu​yuè​gǎn ràng tā hěn nán jiāo​dào péng​you.

   He always feels superior to others, and this sense of superiority makes it hard for him to make friends.

   Source: Dong Chinese Dictionary