Regret after turning down top schools?

For a contrasting perspective through which you can view your own decision, the prominent respondent in this Boston Globe interview associated his “greatest regret” with attendance at a highly ranked school: https://www.bostonglobe.com/metro/2014/10/15/charlie-baker-takes-proust-questionnaire/p2B2GsYFIUnYnVLsZCiX3I/story.html.