ASince then, as I grew older, I found that they had a very good reason for this, and that the greatest scholars are not the wisest men [proverb quoted by Rabelais]. But how it is possible that a soul rich in the knowledge of so many things should not thereby become keener and more alert, and that a crude and commonplace mind can harbor within itself, without being improved, the reasonings and judgments of the greatest minds that the world has produced—that still has me puzzled.