Self-love is an instrument useful but dangerous; it often wounds the hand which makes use of it, and seldom does good without doing harm.
Jean-Jacques RousseauEverything is good as it comes from the hands of the Maker of the world, but degenerates once it gets into the hands of man
Jean-Jacques RousseauIt is in man's heart that the life of nature's spectacle exists; to see it, one must feel it.
Jean-Jacques Rousseau