The only thing that one really knows about human nature is that it changes. Change is the one quality we can predicate of it. The systems that fail are those that rely on the permanency of human nature, and not on its growth and development. The error of Louis XIV was that he thought human nature would always be the same. The result of his error was the French Revolution. It was an admirable result.
God manifests himself to us in the first degree through the life of the universe, and in the second degree through the thought of man. The second manifestation is not less holy than the first. The first is named Nature, the second is named Art.
Today, more than ever before, life must be characterized by a sense of Universal responsibility, not only nation to nation and human to human, but also human to other forms of life.
There is no supernatural, there is only nature. Nature alone exists and contains all. All is. There is the part of nature that we perceive, and the part of nature that we do not perceive. ... If you abandon these facts, beware; charlatans will light upon them, also the imbecile. There is no mean: science, or ignorance. If science does not want these facts, ignorance will take them up. You have refused to enlarge human intelligence, you augment human stupidity. When Laplace withdraws Cagliostro appears.
See plastic Nature working to this end, The single atoms each to other tend, Attract, attracted to, the next in place Form'd and impell'd its neighbor to embrace.
Those herbs which perfume the air most delightfully, not passed by as the rest, but, being trodden upon and crushed, are three; that is, burnet, wild thyme and watermints. Therefore, you are to set whole alleys of them, to have the pleasure when you walk or tread.
Nature never deserts the wise and pure; no plot so narrow, be but nature there; no waste so vacant, but may well employ each faculty of sense, and keep the heart awake to love and beauty.