The only way you will ruin it is if you run away without giving him a chance. Or if you push him away when you get scared.

[ Thor can see Loki's struggle and he does understand it. He knows his brother well and the reasons he's so slow to trust or care for others. Love is a risk. It's one that Loki's never allowed himself to have before. ]

You will likely both make mistakes, Loki, but if you work through them together, you'll be the stronger for it.