>Because you live in a society which is a joint enterprise.
>
>Which means that I contribute toward things that are for the common good of society like maintaining roads, paying for police and fire departments and to charities to which I choose to donate. It does not mean that I am obliged to share my wealth with any Tom Dick or Harry who has less than I do for whatever reason, whether it is due to laziness or some other circumstance.

I am surprised you do not have problems paying for the maintenance of roads that you do not use or need! And you should not be paying for police and fire departments either, you probably need them seldom in your life!