For both reasons, owing to the thermal motion and to the working together of various wavelengths, factors arise which, in a similar manner to the structural factor, exert some influence upon the brightness of the interference points but not upon their location.
Homer's whole language, the language in which he lived, the language that he breathed, because he never saw it, or certainly those who formed his tradition never saw it, in characters on the pages. It was all on the tongue and in the ear.
I remember laughing an inordinate amount of time. Setting up scenes that involve ooze coming out basements, or pigs' heads flying through windows is really fun. How could you not laugh?