All that man has to say or do that can possibly concern mankind is in some shape or other to tell the story of his love-to sing, and, if he is fortunate and keeps alive, he will be forever in love.
Henry David ThoreauLet us not underrate the value of a fact; it will one day flower in a truth. It is astonishing how few facts of importance are added in a century to the natural history of any animal. The natural history of man himself is still being gradually written.
Henry David ThoreauEverything that is printed and bound in a book contains some echo at least of the best that is in literature.
Henry David Thoreau