Famous Quotes

"The brain is like a muscle. When it is in use we feel very good. Understanding is joyous."

Carl Sagan on Intelligence

More quotes about Intelligence

• "The difference between stupidity and genius is that genius has its limits."

  Albert Einstein on Intelligence

• "It's not that I'm so smart, it's just that I stay with problems longer."

  Albert Einstein on Intelligence

• "Any man who reads too much and uses his own brain too little falls into lazy habits of thinking."

  Albert Einstein on Intelligence

• "Intellectuals solve problems, geniuses prevent them."

  Albert Einstein on Intelligence

• "We should take care not to make the intellect our god it has, of course, powerful muscles, but no personality."

  Albert Einstein on Intelligence

More quotes by Carl Sagan

• "Personally, I would be delighted if there were a life after death, especially if it permitted me to continue to learn about this world and others, if it gave me a chance to discover how history turns out."

• "I am often amazed at how much more capability and enthusiasm for science there is among elementary school youngsters than among college students."

• "The brain is like a muscle. When it is in use we feel very good. Understanding is joyous."

• "A celibate clergy is an especially good idea, because it tends to suppress any hereditary propensity toward fanaticism."

• "Personally, I would be delighted if there were a life after death, especially if it permitted me to continue to learn about this world and others, if it gave me a chance to discover how history turns out."