"Get into a line that you will find to be a deep personal interest, something you really enjoy spending twelve to fifteen hours a day working at, and the rest of the time thinking about"

This quote by Earl Nightingale motivates us to discover something that we are passionate about and to devote our time and energy to it. He suggests that we must discover something that we enjoy spending twelve to fifteen hours a day operating at and the rest of the time considering. This indicates that we should be so passionate about our chosen field that it consumes our ideas and our time. It is a tip that we must aim to find something that we are truly passionate about and to make it our life's work. It is a call to action to find something that we are genuinely enthusiastic about and to dedicate our time and energy to it. It is a pointer that if we are passionate about something, we should make it our life's work and make every effort to make it effective. It is a pointer that if we are passionate about something, we ought to make it our life's work and aim to make it successful.