A sunny disposition is worth more than [a monetary] fortune. Young people should know that it can be cultivated; that the mind like the body can be moved from the shade into sunshine.

You develop millionaires the way you mine gold. You expect to move tons of dirt to find an ounce of gold, but you don't go into the mine looking for the dirt-you go in looking for the gold.

All honor's wounds are self-inflicted.

Don't be content with doing only your duty. Do more than your duty. It's the horse that finishes a neck ahead that wins the race.

I believe the true road to preeminent success in any line is to make yourself master in that line. I have no faith in the policy of scattering one's resources, and in my experience I have rarely if ever met a man who achieved preeminence in money making.. certainly never one in manufacturing.. who was interested in many concerns.

It marks a big step in your development when you come to realize that other people can help you do a better job than you could do alone.

I believe that the road to pre-eminent success in any line of work is to make yourself master of that line of work.