Anti-social behavior is a trait of intelligence in a world full of conformists.

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My mother understood human nature better and never chided. She knew that a man cannot be saved from his own foolishness or vice by someone else's efforts or protests, but only by the use of his own will.

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It will soon be possible to transmit wireless messages around the world so simply that any individual can carry and operate his own apparatus.

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To know each other we must reach beyond the sphere of our sense perceptions.

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Every effort under compulsion demands a sacrifice of energy. I never paid such a price.

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No free energy device will ever be allowed to reach the market.

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The desire that guides me in all I do is the desire to harness the forces of nature to the service of mankind.

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Our senses enable us to perceive only a minute portion of the outside world.

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Originality thrives in seclusion free of outside influences

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I do not think you can name many great inventions that have been made by married men.

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