"There is a danger there - a very real danger to humanity. Consider, Watson, that the material, the sensual, the worldly would all prolong their worthless lives. The spiritual would not avoid the call to something higher. It would be the survival of the least fit. What sort of cesspool may not our poor world become?"

Morality Humanity Philosophy Longevity

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About Arthur Conan Doyle

Arthur Conan Doyle was a Scottish writer and physician best known for creating Sherlock Holmes. He was born in Edinburgh on 1859-05-22 and became one of the most influential crime-fiction authors in English literature. He died in Crowborough, England, on 1930-07-07.

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