Famous quotes containing the words natural and/or types:
“Natural science will in time incorporate into itself the science of man, just as the science of man will incorporate into itself natural science: there will be one science.”
—Karl Marx (1818–1883)
“The American man is a very simple and cheap mechanism. The American woman I find a complicated and expensive one. Contrasts of feminine types are possible. I am not absolutely sure that there is more than one American man.”
—Henry Brooks Adams (1838–1918)