What a book a devil's chaplain might write on the clumsy, wasteful, blundering, low, and horribly cruel work of nature! Charles Darwin
Nature shows that with the growth of intelligence comes increased capacity for pain, and it is only with the highest degree of intelligence that suffering reaches its supreme point. Arthur Schopenhauer
In nature there are neither rewards nor punishments there are consequences. Robert Green Ingersoll
Suffering by nature or chance never seems so painful as suffering inflicted on us by the arbitrary will of another. Arthur Schopenhauer
You have not found your place until all your faculties are roused, and your whole nature consents and approves of the work you are doing. Orison Swett Marden
Borrow trouble for yourself, if that's your nature, but don't lend it to your neighbours. Rudyard Kipling
Human nature is potentially aggressive and destructive and potentially orderly and constructive. Margaret Mead
There is something beautiful about all scars of whatever nature. A scar means the hurt is over, the wound is closed and healed, done with. Harry Crews
The natural liberty of man is to be free from any superior power on Earth, and not to be under the will or legislative authority of man, but only to have the law of nature for his rule. Samuel Adams
A rude nature is worse than a brute nature by so much more as man is better than a beast: and those that are of civil natures and genteel dispositions are as much nearer to celestial creatures as those that are rude and cruel are to devils. Margaret Cavendish
The least movement is of importance to all nature. The entire ocean is affected by a pebble. Blaise Pascal
Man is but a reed, the most feeble thing in nature, but he is a thinking reed. Blaise Pascal
Custom is our nature. What are our natural principles but principles of custom? Blaise Pascal
Self-preservation is the first law of nature. Samuel Butler
It is the nature of all greatness not to be exact. Edmund Burke
Suffering is permanent, obscure and dark, And shares the nature of infinity. William Wordsworth
Modern morality and manners suppress all natural instincts, keep people ignorant of the facts of nature and make them fighting drunk on bogey tales. Aleister Crowley
The salary of the chief executive of a large corporation is not a market award for achievement. It is frequently in the nature of a warm personal gesture by the individual to himself. John Kenneth Galbraith
Subdue your appetites, my dears, and you've conquered human nature. Charles Dickens
Men are by nature merely indifferent to one another but women are by nature enemies. Arthur Schopenhauer