With this logic, anyone can do anything merely because they want to. I and my friends, simply by agreeing on a common set of wants, could form a group to run naked through the White House. No one is harmed, and we are only doing what we want to. Period.
Fortunately, there is a higher standard to uphold when confronting the 14th Amendment to the Constitution to create a protected class of citizens. "Wanting to" is insufficient to overturn the law.