Everybody pays it one way or another. when i was learning how to trade stocks I read some books watched the market but in the end I still made a lot of mistakes that cost me money,Tuition. when I started selling on amazon I bought a lot of stuff that didn't sell or paid way too much for it and sold at a lose.Tuition.Everything has a learning  curve. no doubt I've made mistakes learning to play the Numbers such as: who is posting numbers just to get you to buy, who is sincere but numbers are no better then mine and those who know what they are doing and I can gleam from them, thank you Mrs dufflebag. There are no short cuts in life what you do in life  has a learning curve. So don't be discouraged in a area of your life that you feel you are failing remember your just paying Tuition:)