From the moment Odin saw Loki, he saw an instrument to end a war. From the moment Loki saw Odin, he saw someone he could love. Loki wanted Odin’s approval so much he changed his form to look like an Asgardian. Even as a newborn.
Have you noticed Odin’s bad eye is looking into Loki’s human eye?
last year this kid had some water damage on this math textbook and when he turned it in at the end of the year the teacher asked him how it had gotten it wet and he looked her straight in the eye and said “from my tears”