"Life is a culmination of the past, an awareness of the present, an indication of a future beyond knowledge, the quality that gives a touch of divinity to matter."

"Man must feel the earth to know himself and recognize his values... God made life simple. It is man who complicates it."

"Real freedom lies in wildness, not in civilization."

"Living in dreams of yesterday, we find ourselves still dreaming of impossible future conquests."

"I suggest that the introductory courses in science, at all levels from grade school through college, be radically revised. Leave the fundamentals, the so-called basics, aside for a while, and concentrate the attention of all students on the things that are not known."

"Science fiction was never my thing. I have no interest in it."

"The pursuit of science leads only to the insoluble."

"Our work on light bulbs wasn't an arbitrary mandate. We didn't just pick a standard out of the air, or look for a catchy sounding standard like 25 by 2025 not based in science or feasibility. Instead, we worked with both industry and environmental groups to come up with a standard that made sense and was doable."