Eye contact (2)

[Louise looks at Emma with a stern look.]
Louise: “You must look people in the eye when you talk to them like I do now.”
[Emma holds her forearm in front of her eyes.]
Emma: “What is the colour of my eyes?”
Louise: “Blue?”
Emma: “Wrong!”
[Emma laughs, Louise looks surprised.]
Emma: “So you look at my eyes, but you don’t see anything?”