Maybe you came straight from learning about Dr. Ben Page . Perhaps you went through all three from left to right.
Good historians work back and forth between the specific and the general.
Likewise, to make valid comments about the big picture, we must work from the specifics. We sort through the masses of particulars to uncover patterns and trends. So the story is in the details, but we must tease the story from the details. Working from the details, we make educated guesses about what might have happened and why. We start trying to frame a bigger picture.