Initiation and Illicit Sex

I question sometimes my own motives of wanting to take initiation, if it is my ego or if it is a genuine calling. My next question is in regards to following the four principles, specifically illicit sex. I was wondering if you could be clear regarding what is expected of one that would take initiation.

Initiation is essentially a mature commitment, with mutual respect, between a teacher and student. For example, Initiation and Illicit Sex