Basically, we try to buy value expressed in the differential between its price and what we think its worth.
If you are honest, hardworking, reasonably intelligent and have good common sense, you can do well in the investment field as long as you are not too greedy and don't get too emotional when things go against you.
Yes, Warren has done very well.
Some kinds of stocks are easier to analyse than others.
I liked the results of the profits in the markets.
My job was to find stocks that were undervalued.