"If your imagination leads you to understand how quickly people grant your requests when those requests appeal to their self-interest, you can have practically anything you go after."
Happiness is an imaginary condition, formerly attributed by the living to the dead, now usually attributed by adults to children, and by children to adults.
"Formulate and stamp indelibly on your mind a mental picture of yourself as succeeding. Hold this picture tenaciously. Never permit it to fade. Your mind will seek to develop the picture...Do not build up obstacles in your imagination."