Tree Species

Famous quotes containing the words tree and/or species:

“Each has his own tree of ancestors, but at the top of all sits Probably Arboreal.”
—Robert Louis Stevenson (1850–1894)

“The principle of avoiding the unnecessary expenditure of energy has enabled the species to survive in a world full of stimuli; but it prevents the survival of the aristocracy.”
—Rebecca West (1892–1983)