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erobbins
on May 13, 2015
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Your Life on Earth: How you and the world have cha...
Craziest for me was that the population of the world has doubled since I was born.
CapitalistCartr
on May 13, 2015
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Yeah, population had just surpassed 3 billion when I was born; now it's 7.2 billion. In my own lifetime. That's a lot of people. Lucky I like being around a lot of people.
dredmorbius
on May 15, 2015
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At the dawn of civilization (about 6,000 years ago), you'd have to be 2,000 years old to say that.
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