Why not invest your assets in the companies you really like? As Mae West said, "Too much of a good thing can be wonderful".
Warren Buffett
Wide diversification is only required when investors do not understand what they are doing.
Warren Buffett
The above quotes lend themselves to Brat's way of thinking. Although I doubt Twilight is heavily into diversification, he is more guarded as he pssesses a pessimistic caution.
I admire both strategies! ..........I am from the school of understanding every aspect of the risk. Go with the market by following smart money and then accumulate a large position. Everyone should have rules to trade by and the confidence to stick with them when your head tells you your right. You also need to be humble enough to grasp when your wrong......take your loss......and move to a real oportunity.
I'm happy that I'm a lot luckier than smart!..........Carry