Thinking harder does not necessarily mean thinking smarter.
The triple crown is a neat accomplishment, but it is mostly a thing of circumstance. There have been many other years, most notably by Albert Puljos, where a player could have won it, but didn't because someone outdistanced them in one of the 3 categories.
Miggy was a better hitter then Trout last season, I do believe that. But Trout was the better player, and happened to also be on a better team in a better division.