You can hardly convince a man of error in a life-time, but must content yourself with the reflection that the progress of science is slow. If he is not convinced, his grand-children may be. The geologists tell us that it took one hundred years to prove that fossils are organic, and one hundred and fifty more, to prove that they are not to be referred to the Noachian deluge.
Henry David ThoreauIf the condition of things which we were made for is not yet, what were any reality which we can substitute? We will not be shipwrecked on a vain reality.
Henry David ThoreauWhile my friend was my friend, he flattered me, and I never heard the truth from him. When he became my enemy, he shot it to me on a poisoned arrow.
Henry David ThoreauI please myself with imagining a State at last which can afford to be just to all men, and to treat the individual with respect as a neighbor.
Henry David ThoreauWe have heard much about the poetry of mathematics, but very little of it has yet been sung. The ancients had a juster notion of their poetic value than we.
Henry David Thoreau