Every effort under compulsion demands a sacrifice of energy. I never paid such a price.
Nikola TeslaMy mother understood human nature better and never chided. She knew that a man cannot be saved from his own foolishness or vice by someone else's efforts or protests, but only by the use of his own will.
Nikola TeslaA century from now it will no more occur to a normal person to mate with a person eugenically unfit than to marry a habitual criminal.
Nikola TeslaThe 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.
Nikola Tesla