I've realized that most of my best ideas have followed a good night's sleep.

There is much more opportunity than there are people to see it.

Waste is worse than loss. The time is coming when every person who lays claim to ability will keep the question of waste before him constantly. The scope of thrift is limitless.

When I have eliminated the ways that will not work, I will find the way that will work.

To Monsieur Eiffel the Engineer, the brave builder of so gigantic and original a specimen of modern Engineering from one who has the greatest respect and admiration for all Engineers including the Great Engineer the Bon Dieu.

First be sure a thing is wanted or needed, then go ahead.

Because ideas have to be original only with regard to their adaptation to the problem at hand, I am always extremely interested in how others have used used them.