922 DOCENDO DISCIMUS. Both were fond of teaching, but they succeeded in different ways. Carl had owed to Barry some of his best thoughts about school management; but now he began to improve upon them, and strike out some paths for himself. Barry’s remarkable turn for natural history led him to undertake extensive pedestrian tours; and he spent almost a whole summer in the swamps and pines of New Jersey, and along the sea- ‘shore, collecting the plants of those rich localities, During this time the government of the academy fell almost entirely into Carl’s hands. He always had, indeed, his excellent friend, Mr. Mill, to fall back upon, in case of any doubt or difficulty. There is nothing which brings out a young man’s powers more than responsibility; and there are few persons by whom this is more painfully or more early felt than young schoolmasters. This discipline makes men of them. It is one of the reasons why teaching is so extensively the road to success and promotion. Carl found this to be the case. He often paced the floor in anxiety when some new study was to come on, or when some arrogant boy braved his authority, or when some perverse parent took the side of a rebellious child; but most of all was he filled with anxiety when habits of idleness or vice threatened any one of his — school. Yet all these things together made him feel his accountability, and his need of divine aid. From day to day he had a sort of modest feeling that he was