What is the deciding factor for success? For most of us, it is primarily about what you think and how to act based on those thoughts. These should work together with a set of uniform principles, which by the way needs to be followed with a firm commitment. Thoughts that are based on reason are a very effective catalyst to produce a reaction. The moment you set off, you will realize later on that courage is what a typical person needs in order to travel through and endure the inevitable tough roads ahead.
