"But that Herschel, for example, who "broke the barriers of the heavens"-- did he not once play a provincial church-organ, and give music-lessons to stumbling pianists? Each of those Shining Ones had to walk on the earth among neighbors who perhaps thought much more of his gait and his garments than of anything which was to give him a title to everlasting fame: each of them had his little local personal history sprinkled with small temptations and sordid cares, which made the retarding friction of his course towards final companionship with the immortals."