2 sentences

1. 他性格冷漠，很少主动与周围的人打招呼。

   tā xìng​gé lěng​mò, hěn shǎo zhǔ​dòng yǔ zhōu​wéi de rén dǎ zhāo​hu.

   He has a cold personality and rarely takes the initiative to greet those around him.

   Source: Dong Chinese Dictionary

2. 这种对生命的冷漠态度实在让人难以接受。

   zhè zhǒng duì shēng​mìng de lěng​mò tài​du shí​zài ràng rén nán​yǐ jiē​shòu.

   This indifferent attitude towards life is truly unacceptable.

   Source: Dong Chinese Dictionary