4 sentences

1. 他为人倥侗，不谙世事。

   tā wéi​rén kōng tóng, bù ān shì​shì.

   He is ignorant and lacks worldly experience.

   Source: Dong Chinese Dictionary

2. 世事难料，谁也无法预知未来。

   shì​shì nán liào, shéi yě wú​fǎ yù​zhī wèi​lái.

   Life is unpredictable; no one can foresee the future.

   Source: Dong Chinese Dictionary

3. 他成名后选择隐居山林，不再过问世事。

   tā chéng​míng hòu xuǎn​zé yǐn​jū shān​lín, bù zài guò​wèn shì​shì.

   After becoming famous, he chose to live in seclusion in the mountains and no longer concerned himself with worldly affairs.

   Source: Dong Chinese Dictionary

4. 他决定隐身于山林之中，不再过问世事。

   tā jué​dìng yǐn​shēn yú shān​lín zhī​zhōng, bù zài guò​wèn shì​shì.

   He decided to live in seclusion in the mountains and withdraw from worldly affairs.

   Source: Dong Chinese Dictionary