NOT A TEACHER
(1) Prepositions drive me crazy, too.
(2) So I googled for some answers.
(3) I found a great explanation. Where? Right here at
(4) Simply go to the search box at the top of the page and
type in "think about/of."
The first result is a thread from May 21, 2005. Tdol, Steven, Kiran,
Bhaisahab, and iZicci have a great discussion.
(5) They taught me so much.
(6) There are also other threads on the subject, too.