2 sentences

1. 理论不应与实践脱节。

   lǐ​lùn bù yīng yǔ shí​jiàn tuō​jié.

   Theory should not be divorced from practice.

   Source: Dong Chinese Dictionary

2. 太有钱的小孩会跟现实脱节。

   tài yǒu​qián de xiǎo​hái huì gēn xiàn​shí tuō​jié.

   Kids who have too much money lose touch with reality.

   Source: OpenSubtitles