3 sentences

1. 他有时用第三人称写自己。

   tā yǒu​shí yòng dì​sān​rén​chēng xiě zì​jǐ.

   Sometimes he writes about himself in the third-person.

   Source: CCMatrix

2. 用第三人称对自己说话就像给自己建议一样。

   yòng dì​sān​rén​chēng duì zì​jǐ shuō huà jiù xiàng gěi zì​jǐ jiàn​yì yī​yàng.

   Talking to yourself in the third-person is like giving yourself advice.

   Source: CCMatrix

3. 他用第三人称讲述了自己的故事。

   tā yòng dì​sān​rén​chēng jiǎng​shù le zì​jǐ de gù​shi.

   Speaking in the third person, he told his story.

   Source: UM-Corpus: News