Try to look for weaknesses in your thinking.
Earnings can change dramatically. Usually assets change slowly.
I agree with Warren to keep it simple and not use higher mathematics in your analysis.
We may buy a little bit of a stock, to get our feet wet and get a feeling for it.
My first job at Graham-Newman was to prepare the annual report for that 10th year.
Warren is a very good judge of people and he's a very good judge of businesses.