square of the hypotenuse.a or geometry, how much do we use it on a daily basis? what is interesting as you also say -- all right, if says only 5% of people should go to school and you take away a lot of funding and support, college loans, who gets to go to school? ultimately, the wealthy. peter: that is where i come to at the end of the piece. i believe that, as a libertarian who is very focused on getting government out of the picture and the free market will sort things out for the best, the people who should go to college will go to college because it will be worth it to them, but i am afraid about is the people who will have the money -- or the parents who have the money -- who will still see the benefit of college as a signal and make sure their kids go to school and you have lost the potential benefits of college for equalizing society. julia: but he does make the distinction between a vocational qualification and a degree. i think we need to make this point too. what does the evidence suggest about gett