In the days when only the wealthy could afford an education no one cared since the vast majority of the population lived on farms and thus had little need of an education. Once urbanization became significant the need for education skyrocketed.
Income taxes are the only way that the enormous costs of a modern military can be paid. This is the lesson learned from the Civil War. And apparently forgotten by the hate-government cult.
In fact, it does make it constitutional. Freefly's definition of constitutional--Something freefly doesn't like.
We were not discussing the level of taxes (we might agree there) but the fact that they are not theft or that an individual has the right to nullify them.
Unfortunately for your argument in representative government representatives respond to the demands of their constituents for these programs. If more want them than don't then the reps. get re-elected and, if the courts don't rule otherwise they are constitutional.
Simplification rarely makes issues more comprehensible generally less. It is most often those who know least about an issue who complains about their opponent "complicating" things. Reality is very complicated only ideologies are simple (and wrong.)
Before FDR became president there were unpopular programs and taxes. In fact, almost as soon as the Republic was established there was opposition to unpopular programs and taxes.
How would you pay for the military without an income tax?
I prefer a government of laws so won't leave and realize that taxes are as inescapable as death if you want to live in a decent, civilized country since you apparently don't care the leaving should be done by you particularly since you don't believe we have a constitutional government but one that is "robbing" you. How can you live under such a tyrannical regime?