The house always makes you win on the first play thats why there is a phrase beginner's luck. After that, you keep comming back for more with the hope of winning again until you noticed that you just only win once. Too late if you are now bankrupt.
Beginner's luck can always appear to a new gambler even for the second time of playing gambling. And as long as he can follow the house in placing bets, he will have a chance to win in every time he gamble.
The house cannot always win, and so do you. It is about how we can search the right information that will support our prediction in the sports betting and you know what, you can win from the house in many times if you can collect better information than the house.
In the sports betting, who can get as much information will have a big chance to be the winner because he can make a right prediction from the statistic each team so he can decide to choose the right team.