Douglas Adams, Philosopher King.
A wise man* once wrote: "The History of every major Galactic Civilization tends to pass through three distinct and recognizable phases..."
*Douglas Adams, Hitchhikers Guide To The Galaxy
David Eger / Rex USA
"...those of Survival, Inquiry and Sophistication, otherwise known as the How, Why, and Where phases."
Flickr: superfantastic / Creative Commons
"For instance, the first phase is characterized by the question 'How can we eat?'"
Flickr: swamibu / Creative Commons
"...the second by the question 'Why do we eat?'"
Flickr: sandeepachetan / Creative Commons