If you believe that you can't do something, then you're not going to do it. If you believe you can, and you're willing to put in the effort and figure out a way to do it, then the majority of the time, you can.
If you believe that you can't do something, then you're not going to do it. If you believe you can, and you're willing to put in the effort and figure out a way to do it, then the majority of the time, you can.