1. 以友为贵 (yǐ yǒu wéi guì) - Treasuring friendship as a priority.
2. 耳濡目染 (ěr rú mù rǎn) - Being influenced by friends.
3. 交心投意 (jiāo xīn tóu yì) - Sharing mutual understanding and agreement.
4. 扶持朋友 (fú chí péng yǒu) - Supporting and helping friends.
5. 朋比为奸 (péng bǐ wéi jiān) - Collaborating with friends to deceive others.
6. 拜把兄弟 (bài bǎ xiōng dì) - Sworn brothers; loyal and trustworthy friends.
7. 挚友如宝 (zhì yǒu rú bǎo) - Treasuring true friends like precious jewels.
8. 笑里藏刀 (xiào lǐ cáng dāo) - Hiding a knife behind a smile; being wary of fake friends.
9. 相知恨晚 (xiāng zhī hèn wǎn) - Regretting not having met and become friends earlier.
10. 以誓为盟 (yǐ shì wéi méng) - Making a solemn vow to become lifelong friends.
