Writing a bill is the easy part — and that's what nobody tells you. Any member of Congress can introduce one. A senator can literally hand a piece of paper to a clerk and say 'this is my bill.' Done. Introduced. And then — almost certainly — it goes nowhere. Because the moment a bill is introduced, it gets assigned to a committee. And committees are where ideas go to get quietly buried.

If a bill actually survives committee — meaning members debate it, possibly amend it, and vote it through — it goes to the full chamber for a vote. But even here, nothing is simple. In the Senate, a single senator can place a 'hold' on a bill, stalling it indefinitely. And if a minority of senators want to keep talking forever (a filibuster), it takes 60 votes just to force a vote on the actual bill. Not to pass it. Just to vote on it. Sixty votes just to vote. That's before anyone has to actually agree on anything.

Here's the catch. Even after a law passes, it doesn't really do anything on its own. Laws are often vague on purpose — Congress sets the goal, and then executive agencies write the actual detailed rules about how to achieve it. Congress passes a law saying the air must be 'clean' — the EPA decides what clean actually means. Those rules have the force of law but were never voted on by Congress. So the law you think you know is really just the skeleton. The agencies put the flesh on it. Which is why people fight so hard over who runs those agencies — that's where the real specifics get decided.