While there is no doubt knowing all the pot odds and strategies of poker are key factors in a player’s success, that's really not what determines long term success. Time and time again poker players have proven to themselves that the state of mind and learning to manage emotions is one of the most crucial elements of the game. If your emotions are so easy to read that your opponents can decipher what type of hand you have then you’ll never be able to bluff effectively or get anyone into a pot with you if you have a great hand.