Napoleon Hill Quotes
Nothing is more tragic - or more common - than mental inertia.
Related Quotes
See Robert Burton {596290} for an earlier view with which Jefferson was probably familiar.
Oliver Napoleon Hill was an American self-help author. He is known best for his book Think and Grow Rich (1937) which is among the 10 best selling self-help books of all time. Hill's works insisted that fervid expectations are essential to improving one's life. Most of his books were promoted as expounding principles to achieve "success".