It comes from the study of History and the number of times things just keep repeating over and over.
And they say the the Truth is much much Stranger than fiction, and besides with the Internet the World is your oyster!
Nothing quite like getting info...
I have to keep up with these things to be able to talk to my politically minded boyfriend. I just know we are going to be married some day and spend Saturdays in bed watching C-Span lol. I just love C-Span.