Actually, why have laws at all. Especially the laws that people break in mass like immigration. Immigration is a hot topic right now.
And I'd like all speed limits abolished because you can probably make a justification that people going too slow is just as dangerous as going too fast. Besides the police only catch maybe 1% of the speeders so it is a hopeless cause. So lets give up on speed limits.
There are bad actions — not bad THINGS, or as sometimes quoted, a pollutant is a resource out of place.
And ends others by putting big profits in criminal hands.
Following your logic: we shouldn't fight any wars (including civil wars, wars against evil) because, after all, people die and bad things happen.
No, the logic is not that "people die and bad things happen" but that the War on Drugs causes people to die and bad things to happen.
Besides the police only catch maybe 1% of the speeders
They don't catch a hundredth as many drug 'crimes' - which can happen anywhere, whereas speeding can happen only on public roads.