2 sentences for 观念 (guān​niàn — concept)

1. 他是一个非常有时间观念的人。

   tā shì yī gè fēi​cháng yǒu shí​jiān guān​niàn de rén.

   He is a person with a strong sense of time.

   Source: Dong Chinese Dictionary

2. 这种畸形的消费观念会导致严重的债务问题。

   zhè zhǒng jī​xíng de xiāo​fèi guān​niàn huì dǎo​zhì yán​zhòng de zhài​wù wèn​tí.

   This distorted consumption mindset will lead to serious debt problems.

   Source: Dong Chinese Dictionary