Telling the truest tale (or "Loki's family, from beginning onwards; with Avengers throughout")

They thought I did not see. Even now, many times many think I do not see. They should know better than that, Odin mused. There had been a great many trials of sufficient difficulty set upon Odin over the course of his quite very long life. And now, in what he doubted to be the twilight of his life,