"There is no forgiveness in nature"

"Forgiveness is the fragrance that the violet sheds on the heel that has crushed it"

"The art of medicine consists in amusing the patient while nature cures the disease"

"We cannot command Nature except by obeying her"

"Nature and wisdom never are at strife"

"He loves nature in spite of what it did to him"

"Where is human nature so weak as in the bookstore?"

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

"There are more men ennobled by study than by nature"

"He is richest who is content with the least, for content is the wealth of nature"

"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"