Years ago Quote by Edward O. Wilson

“Timeline of History Years Before the Present 13.5 billion Matter and energy appear. Beginning of physics. Atoms and molecules appear. Beginning of chemistry. 4.5…

— Yuval Noah Harari

“If you go back sixty-four generations, to the time of the Romans, the number of people on whose cooperative efforts your eventual existence depends…

— Bill Bryson

“I once read that for every person currently alive on earth, there are nineteen dead people who have lived before us. That's not that…

— Douglas Coupland

“Since the dawn of time, several billion human (or humanlike) beings have lived, each contributing a little genetic variability to the total human stock.”

— Bill Bryson

“Food for thought.... It took the earths population thousands of years (from early dawn of mankind to early 1800) to reach 1 billion people.…

— Dan Brown

“ There are 7+ Billion People on Earth, but How many of them are Humans? ”

— Amit Gupta

“The problem at the root of such calamities is that humans evolved for millions of years in small bands of a few dozen individuals.”

— Yuval Noah Harari

“It’s important to keep in mind that when viewed against the full scale of our species’ existence, ten thousand years is but a brief…

— Christopher Ryan

It is astonishing to realise that the human species survived hundreds of thousands of years, more than 99 percent of its time on this…

— Leonard Hayflick

“Homo erectus, ‘Upright Man’, who survived there for close to 2 million years, making it the most durable human species ever. This record is…

— Yuval Noah Harari

“The earth of a hundred millennia ago was walked by at least six different species of man.”

— Yuval Noah Harari

“One person in every two billion will live to be 116 or older.”

— Jenny Kellett