The great thing about Todhunter is that his arguments, against lab demonstrations, actually make a lot of sense and throw light on the Victorian intellectual framework --- his argument is that only the first time you do an experiment, on something you do not have an answer for-- only then, with that joy of the new, is there real learning, and really, he's got a good point. We do not know, how many of his readers or listeners understood his point. If the question is learning something, you have to have that new, it has to happen to the person themselve, and not just be something you imitate. q-CLA Isaac Todhunter (November 23, 1820 to March 1, 1884) was a Victorian mathematician and historian of mathematics, at Cambridge. He wrote many math textbooks, with titles like A History of the Mathematical Theories of Attraction and the Figure of the Earth from the Time of Newton to That of Laplace (1873). Some lesser known facts about Todhunter, recounted in an old book .(...