One general law, leading to the advancement of all organic beings, namely, multiply, vary, let the strongest live and the weakest die.
Charles DarwinSo great is the economy of nature, that most flowers which are fertilised by crepuscular or nocturnal insects emit their odour chiefly or exclusively in the evening.
Charles Darwin...I feel most deeply that the whole subject is too profound for the human intellect. A dog might as well speculate on the mind of Newton.— Let each man hope & believe what he can.—
Charles Darwin