Attitudes are the established ways of responding to people and situations that we have learned, based on the beliefs, values and assumptions we hold. Attitudes become manifest through your behavior.
It is attitude that determines how fast you achieve your goal or how well you acquire a skills or knowledge. Attitudes also provide a framework to solve the problem.
Attitudes drive behavior. If you want to succeed at anything you need to have the right mindset. You body language iss a result of your mental attitude. By choosing your attitude you get in that mood and send out a message that everyone understands, consciously or unconsciously.