There are two classes of men called poets. The one cultivates life, the other art,... one satisfies hunger, the other gratifies the palate.
Henry David ThoreauThe knowledge of an unlearned man is living and luxuriant like a forest, but covered with mosses and lichens and for the most part inaccessible and going to waste; the knowledge of the man of science is like timber collected in yards for public works, which still supports a green sprout here and there, but even this is liable to dry rot.
Henry David ThoreauLong enough I had heard of irrelevant things; now at length I was glad to make acquaintance with the light that dwells in rotten wood. Where is all your knowledge gone to? It evaporates completely, for it has no depth.
Henry David ThoreauThe doctors are all agreed that I am suffering for want of society. Was never a case like it. First, I did not know that I was suffering at all. Secondly, as an Irishman might say, I had thought it was indigestion of the society I got.
Henry David ThoreauI am less affected by their heroism who stood up for half an hour in the front line at Buena Vista, than by the steady and cheerful valor of the men who inhabit the snow-plow for their winter quarters; who have not merely the three-o'-clock-in-the-morning courage, which Bonaparte thought was the rarest, but whose courage does not go to rest so early, who go to sleep only when the storm sleeps or the sinews of their iron steed are frozen.
Henry David Thoreau