3 sentences for 导师 (dǎo​shī — mentor)

1. ‎你是我的人生导师！

   ‎ nǐ shì wǒ de rén​shēng dǎo​shī!

   You are my life's mentor!

   Source: OpenSubtitles

2. 他决定一生追随这位伟大的导师。

   tā jué​dìng yī​shēng zhuī​suí zhè wèi wěi​dà de dǎo​shī.

   He decided to follow this great mentor for his whole life.

   Source: Dong Chinese Dictionary

3. 马克思和恩格斯被公认为伟大的革命导师。

   Mǎ​kè​sī hé ēn​gé​sī bèi gōng​rèn wéi wěi​dà de gé​mìng dǎo​shī.

   Marx and Engels are recognized as great revolutionary mentors.

   Source: Dong Chinese Dictionary