"Growing hemp as nature designed it is vital to our urgent need to reduce greenhouse gases and ensure the survival of our planet"

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

"Sex is a part of nature. I go along with nature"

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

"We cannot command Nature except by obeying her"

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

"Nature and wisdom never are at strife"

"Wonder if there is life on another planet? Let's suppose there is. Suppose further, that only one star in a trillion has a planet that could support life. If that were the case, then there would be at least 100 million planets that harbored life"

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

"Man is by nature a political animal"

"Envy is human nature"