You say yourself you have read about them, and it makes sense to you. A happy life does not prevent depression, it can hit anybody, just as any illness can. It is very sad that you feel your parents will see you as a spoiled brat if you tell them about your depression. I think it would be very unwise of your father to not let you take an antidepressant.
Depression is a serious disease.
Anyway I'm always glad to hear from you. If this thread gets too far down on the message board, start a new one. By the way I also cannot check the board all through the day, but for other reasons than you, I don't have internet access at home. Anyway I'm always glad to hear from you. Repeat violators of healthboards policy will be permanently barred from the boards.