, and Playfair confirms it as a fact, "that though the author of the Principia survived the publication of that great work nearly forty years, he had not at the time of his death, twenty followers out of England."
If educated bigotry could thus resist the mathematical demonstrations of Newton, and the physical demonstrations of Harvey, has human nature sufficiently advanced to induce us to expect much better results from the colleges of to-day--from Harvard, Yale, Princeton, and the rest? If such a change has occurred, I have not discovered it.
Neglect and opposition has ever been the lot of the original explorer of nature. Kepler, the greatest astronomical genius of his time, continually struggled with poverty, and earned a scanty subsistence by casting astrological nativities.
Eustachius, who in the 16th century discovered the Eustachian tube and the valves of the heart, was about 200 years in advance of his time, but was unable, from poverty, to publish his anatomical tables,