Forests, lakes, and rivers, clouds and winds, stars and flowers, stupendous glaciers and crystal snowflakes — every form of animate or inanimate existence, leaves its impress upon the soul of man. – Orison Swett Marden

Of all natures gifts to the human race, what is sweeter to a man than his children? – Marcus Tullius Cicero

The insufferable arrogance of human beings to think that Nature was made solely for their benefit, as if it was conceivable that the sun had been set afire merely to ripen mens apples and head their cabbages. – Cyrano de Bergerac