4 sentences

1. 他是一个非常自律的人。

   tā shì yī gè fēi​cháng zì​lǜ de rén.

   He is a very self-disciplined person.

   Source: Dong Chinese Dictionary

2. 高度的自律是每个优秀运动员必备的品质。

   gāo​dù de zì​lǜ shì měi gè yōu​xiù yùn​dòng​yuán bì​bèi de pǐn​zhì.

   A high degree of self-discipline is an essential quality for every elite athlete.

   Source: Dong Chinese Dictionary

3. 长期处于压力下可能会导致自律神经失调。

   cháng​qī chǔ​yú yā​lì xià kě​néng huì dǎo​zhì zì​lǜ shén​jīng shī​tiáo.

   Being under long-term stress can lead to autonomic nervous system dysfunction.

   Source: Dong Chinese Dictionary

4. 我们在做决策时，应当遵循道德自律的原则。

   wǒ​men zài zuò jué​cè shí, yīng​dāng zūn​xún dào​dé zì​lǜ de yuán​zé.

   When making decisions, we should follow the principle of moral self-discipline.

   Source: Dong Chinese Dictionary