It's very good of you to say so, but I don't deserve such praise.; You flatter me. I wish I could deserve such compliments.

好说，好说! 您太夸奖了。

《新英汉大辞典》

You flatter me immensely!

你太恭维我了！

youdao

Really? You flatter me!

真的吗？你在恭维我！

youdao

You know, rainy, generally kind of cooler year round, not as many hills, a lot flatter,

很湿润，全年比较凉爽，没有很多山，有很多平原，

旧金山最棒 - SpeakingMax英语口语达人

He knew how to flatter you high and he knew how to flatter you low.

NEWYORKER: Politics and Prose

Pre-warn your target that you are going to flatter him or her.

FORBES: Six Scientific Ways to Suck up Successfully

As I say, it's much better to set a broad direction at this stage, which is for lower, simpler, flatter taxes, if necessary and then people know the direction you're travelling in, but you're not actually writing budgets, five years before they have to be delivered.

BBC: NEWS | Programmes | Politics Show | Jon Sopel interview