The latter noticed this, stopped talking for a moment, and gave him a thumbs-up.
Zhao Xifu said, "It's rare, indeed, but I've seen a couple of them, heh-heh."
Zhao Rong nodded calmly and continued casually while picking up food, "Zhao Zhanggu truly has extensive knowledge and broad experience, admirable... Speaking of this color blindness, um, 'vision confusion', either term works... it's quite interesting because the colors they see differ from everyone else's, yet they are unaware of this difference. Why is that?"
Zhao Rong paused, playing coy.
Zhao Xifu frowned at him, sizing him up with some confusion, not understanding what he was implying.
In the meantime, Zhao Rong smiled and kept on answering his own question:
