The mere formulation of a problem is far more essential than its solution, which may be merely a matter of mathematical or experimental skills. To raise new questions, new possibilities, to regard old problems from a new angle requires creative imagination and marks real advances in science.
I think everyone should go to college and get a degree and then spend six months as a bartender and six months as a cabdriver. Then they would really be educated.
Any education that matters is liberal. All the saving truths, all the healing graces that distinguish a good education from a bad one or a full education from a half empty one are contained in that word.