It is the law. If you object to it, vote. If not, move. Otherwise it's really just stealing, even if you object to it.
Exactly. Work to change the tax laws, but in the mean time be honest and pay your taxes.
I think not. I have moral issues with my money being used to fund murder (abortion). I shall not contribute to such.
As well as funding abortion, your money also contributes to building and maintaining roads, among other things. By withholding your money, you also sacrifice your right to use essential public services such as that.