Haifagirl- in my opinion, many of the opinions you express above are both naive/ignorant and not in concert with Torah values.
For starters, there are plenty of reasonable accomodations made for handicapped people that have no effect whatsoever on non-handicapped people.
Your explanation of what regulation is has no impact. Yes, societies make rules based on their values. Look at all the people on this website talking about toeiva marriage- we want a society that reflects our values.