"Borrow trouble for yourself, if that's your nature, but don't lend it to your neighbours"

"Nature and wisdom never are at strife"

"The sound of the human voice is the best of nature but only if it comes out from the feelings"

"Art is not merely an imitation of the reality of nature, but in truth a metaphysical supplement to the reality of nature, placed alongside thereof for its conquest"

"Problems are the price of progress. Don't bring me anything but trouble. Good news weakens me"

"External nature is only internal nature writ large"

"The trouble with the future is that is usually arrives before we're ready for it"

"I believe in God, only I spell it Nature"

"Human judges can show mercy. But against the laws of nature, there is no appeal"

"It should seem, then, that the nature of society dictates another, a higher branch, whose superiority arises from its being the interested and natural conservator of the universal interest"

"I like going into nature and that's where I'm happiest"