"The spread of civilization may be likened to a fire; first, a feeble spark, next a flickering flame, then a mighty blaze, ever increasing in speed and power."

"No free energy device will ever be allowed to reach the market."

"Every living being is an engine geared to the wheelwork of the universe. Though seemingly affected only by its immediate surrounding, the sphere of external influence extends to infinite distance."

"I have no doubt that some of my ideas will be misinterpreted, misrepresented, and even ridiculed."

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