I have not had this experience, and I truly hope it does not happen.
I get too many questions about it, however, from students. I can appreciate where the crush comes from, but I see how it can go way too far.
I personally like @iwasyourteacher’s responses to the teacher crush community:
http://iwasyourteacher.tumblr.com/post/147997180907/whenever-i-get-a-teacher-crush-question
http://iwasyourteacher.tumblr.com/post/146157942072/has-a-student-ever-had-a-crush-on-you
http://iwasyourteacher.tumblr.com/post/142065425725/when-i-get-asked-questions-about-teacher-crushes
