Do a group of bicycle crunches. Lay level of the ground along with your lumbar pushed on the surface. Place your hands at the spine of your main. Then, keep your knees inside in direction of your upper body and lift up your shoulder blades away...
There more complicated of strategies to gain knowledge/learn new information: libraries, bookstores, seminars, teleseminars, home study courses, college, universities, and home study courses. Reverse crunch- with both your hands under your booty...
The second exercise try to and imagine some occasions when you felt really sure of yourself. Make an effort to visualize this in your brain as clearly as just as possible. The clearer the picture is, the better you can relive the sentiments you felt...