35% in Fed taxes + 10% in state taxes is pretty close to half, buddy.
And you're probably only paying 10% in state tax if you live in California. Most other states' income tax are around 5 or 6 percent, and some are at zero.
[1] http://ssa-custhelp.ssa.gov/app/answers/detail/a_id/240/~/so...
Wtf? That's not how taxes work, guy.
(Which seems fine to me...)