Motivation is a fire from within. If someone else tries to light that fire under you, chances are it will burn very briefly.
Stephen R. Covey

Motivation comes from within.
Author Unknown

Strong lives are motivated by dynamic purposes.
Kenneth Hildebrand

People who are unable to motivate themselves must be content with mediocrity, no matter how impressive their other talents.
Andrew Carnegie

Be miserable. Or motivate yourself. Whatever has to be done, it’s always your choice.
Wayne Dyer

Desire is the starting point of all achievement, not a hope, not a wish, but a keen pulsating desire which transcends everything.
Napoleon Hill