"Science gives us a powerful vocabulary, and it is impossible to produce a vocabulary with which one can only say nice things"

"It is only when they go wrong that machines remind you how powerful they are"

"Mother love is the fuel that enables a normal human being to do the impossible"

"What is real is not the external form, but the essence of things... it is impossible for anyone to express anything essentially real by imitating its exterior surface"

"Democracy is the art and science of running the circus from the monkey cage"

"It is impossible to begin to learn that which one thinks one already knows"

"The most valuable possession you can own is an open heart. The most powerful weapon you can be is an instrument of peace"

"Science never solves a problem without creating ten more"

"The only way of finding the limits of the possible is by going beyond them into the impossible"

"Situational variables can exert powerful influences over human behavior, more so that we recognize or acknowledge"

"If science fiction is the mythology of modern technology, then its myth is tragic"