6 sentences

1. 美则美矣，但还不够完善。

   měi zé měi yǐ, dàn hái bù gòu wán​shàn.

   It is beautiful, but not yet perfect.

   Source: Dong Chinese Dictionary

2. 绿衣黄裳，心之忧矣。

   lǜ​yī huáng cháng, xīn zhī yōu yǐ.

   Green upper garment and yellow lower garment; my heart is full of sorrow.

   Source: Dong Chinese Dictionary

3. 古人云：“朝闻道，夕死可矣。”

   gǔ​rén yún:“ zhāo wén dào, xī sǐ kě yǐ.”

   The ancients said: 'If one hears the Way in the morning, one may die in the evening without regret.'

   Source: Dong Chinese Dictionary

4. 足矣。

   zú yǐ.

   It is enough.

   Source: Dong Chinese Dictionary

5. 人生得一知己足矣，他就是我最亲近的朋。

   rén​shēng dé yī zhī​jǐ zú yǐ, tā jiù shì wǒ zuì qīn​jìn de péng.

   To have one soulmate in life is enough; he is my closest friend.

   Source: Dong Chinese Dictionary

6. 这种经营方式风险极高，如果资金链断裂，公司的前途就殆矣。

   zhè zhǒng jīng​yíng fāng​shì fēng​xiǎn jí gāo, rú​guǒ zī​jīn​liàn duàn​liè, gōng​sī de qián​tú jiù dài yǐ.

   This business model is extremely high-risk; if the capital chain breaks, the company's future will be doomed.

   Source: Dong Chinese Dictionary