Of all the frictional resistances, the one that most retards human movement is ignorance.

The idea came like a flash of lightning and in an instant the truth was revealed.

Nature may reach the same result in many ways.

We have soon to have everywhere smoke annihilators, dust absorbers, ozonizers, sterilizers of water, air, food and clothing, and accident preventers on streets, elevated roads and in subways. It will become next to impossible to contract disease germs or get hurt in the city, and country folk will got to town to rest and get well.

There is no energy in matter other than that received from the environment

Our entire biological system, the brain, and the Earth itself, work on the same frequencies.

The economic transmission of power without wires is of all-surpassing importance to man. By its means he will gain complete mastery of the air, the sea and the desert. It will enable him to dispense with the necessity of mining, pumping, transporting and burning fuel, and so do away with innumerable causes of sinful waste.