Your Success is Primarily Dependent on the Rationality of your Beliefs
Your response or reaction to any situation is governed by your thoughts, which, in turn, are governed by your belief system. Thus, your resulting action is an indirect consequence of your beliefs.
If you want a positive result, your belief system has to be a rational one. Needless to say, if we are looking for success, we need to have a rational belief system.
To achieve this, the first step would be to list out our our beliefs and examine their rationality, separating the rational from the irrational ones.
The next step would be to replace the irrational beliefs with rational ones. This is a difficult task. It would require a firm resolve to change and transform our personalities; giving us an unusual In-depth leadership acumen.