In communication, you can use expressions that appear friendly but are actually dismissive or sarcastic. Here are some common examples: 1. **"What a great idea!"** - Use this expression when you actually think the idea is terrible. 2. **"You are so creative!"** - Used for ideas that are obviously impractical or immature. 3. **"What a unique choice!"** - Suggests that a choice is unusual or irrational. 4. **"I never thought you would do that."** - Contains a sense of surprise, implying disapproval or incomprehension. 5. **"Your thinking is really different!"** - Used to comment on those strange or illogical ideas. 6. **"This is definitely a 'unique' idea."** - The irony in the tone makes people feel disdainful. 7. **"Thank you for sharing, I have never considered this possibility."** - It seems to express gratitude, but it is actually questioning the other person's point of view. 8. **"I guess you must be very confident."** - Suggests that the other person's confidence exceeds their ability. 9. **"I can see that you worked hard."** - Used to praise efforts that did not turn out well, with a little sarcasm. 10. "That's a real challenge." - May imply that something is difficult to do, rather than being a genuine compliment. These expressions can be used to subtly convey a disdainful attitude toward someone, but be careful about the context and person you use to avoid unnecessary misunderstandings or conflict.