Ladies, i need your help?

okay so im sure im not the only girl who has liked one of their teachers, well my hpe teacher is amazig, he's sweet and me and him always joke around together, we are pretty good friends, i have a major crush on him and i know he would never look at a student that way but i dont know what to do, and its quite awkward cos he teaches us sex ed hahah, but what should i do, i deffinately know he wouldnt do anything cos well 1, he'd lose his job if anyone found out and he has a four month year old son, but can you please help me, what should i do ?