Anyone who stops learning is old — whether this happens at twenty or at eighty. Anyone who keeps on learning not only remains young but becomes constantly more valuable — regardless of physical capacity.

There are always two kinds of people in the world - those who pioneer and those who plod. The plodders always attack the pioneers. They say that the pioneers have gobbled up all the opportunity, when, as a plain matter of fact, the plodders would have nowhere to plod had not the pioneers first cleared the way.

Understand the difference between being at work and working.

What we are entering is a power age, and the importance of the power age lies in its ability, rightly used with the wage motive behind it, to increase and cheapen production so that all of us may have more of this world's goods. The way to liberty, the way to equality of opportunity, the way from empty phrases to actualities, lies through power

If money is your hope for independence you will never have it. The only real security that a man will have in this world is a reserve of knowledge, experience, and ability.

The time is coming when man will be able to determine the length of his lifespan by controlling his diet.

To lift farm drudgery off flesh and blood and lay it on steel and motors has been my most constant ambition