Pay their fair share of what? Socialist entitlement programs that give handouts to people who don't their own keep? Their fair share of what the Federal Government has no business being involved in? Paying their fare share into a controlling system that rips people out of their homes at gun point and destroys their lives if they don't? On the contrary, the form of the taxes is quite relevant as mentioned in Article 1. Section 9 of the Constitution: No capitation, or other direct, Tax shall be laid, unless in Proportion to the Census or Enumeration herein before directed to be taken Also, if you have ever read the Federalist Papers you would know that the authors sternly warned on how taxing people's labor would be disastrous for the country.