When interacting with others, the skill of using language can indeed affect the way of communication. However, I must emphasize that deliberately belittling others may cause harm to interpersonal relationships and bring negative consequences. In any case, it is important to maintain respect and kindness when communicating. If you still want to learn how to express criticism in a subtle way, here are some techniques, please use them with caution: 1. **Ambiguous praise**: You can use some words that sound like praise but are actually very vague. For example, "You are such an interesting person, it's hard to find someone with the same style as you!" Such words can make people feel praised, but can also imply that their style is not generally accepted. 2. **Comparison method**: You can compare someone's performance with that of others, such as "On this project, your contribution is indeed very personal, and it is very different from other people's methods." This comparison is a compliment on the surface, but it actually implies criticism. 3. **Leading questions**: Guide the other party to see their own shortcomings through questions, such as "Have you considered that there may be other more effective ways to solve this problem? I want to hear your opinion." 4. **Sarcasm**: In a relaxed context, humorous sarcasm can sometimes be used to express, but be careful to avoid making the other party feel attacked. For example: "I didn't expect you to choose that style, it's really unique!" 5. **Reverse expectations**: You can make suggestions in a way that seems caring, for example: "I really like you to try different things, although sometimes those attempts may not be the most effective choice." The above techniques can be used to convey some negative messages, but please note that these expressions may cause misunderstandings and hurt, and it is important to use them wisely. In interpersonal relationships, sincere and direct communication is often more effective.