I can enjoy society in a room; but out of doors, nature is company enough for me. – William Hazlitt (1778–1830)

Ah, if he could have plunged up into the clouds, so as to sweep thereon through the undulating heavens over the boundless earth!—ah, if he could have floated with the flower-fragrance over the flowers,—could have streamed with the wind over the summits, through the woods! – Jean Paul Friedrich Richter, Hesperus, or Forty-Five Dog-Post-Days: A Biography,

Nature, who for the perfect maintenance of the laws of her general equilibrium, has sometimes need of vices and sometimes of virtues, inspires now this impulse, now that one, in accordance with what she requires. – Marquis de Sade