The practical success of an idea, irrespective of its inherent merit, is dependent on the attitude of the contemporaries. If timely it is quickly adopted; if not, it is apt to fare like a sprout lured out of the ground by warm sunshine, only to be injured and retarded in its growth by the succeeding frost.

Fights between individuals, as well as governments and nations, invariably result from misunderstandings in the broadest interpretation of this term.

When natural inclination develops into a passionate desire, one advances towards his goal in seven-league boots.

I predict that very shortly the old-fashioned incandescent lamp, having a filament heated to brightness by the passage of electric current through it, will entirely disappear.

The last 29 days of the month are the toughest!

I am unwilling to accord to some small−minded and jealous individuals the satisfaction of having thwarted my efforts. These men are to me nothing more than microbes of a nasty disease. My project was retarded by laws of nature. The world was not prepared for it. It was too far ahead of time, but the same laws will prevail in the end and make it a triumphal success.

If you want to find the secrets of the universe, think in terms of energy, frequency and vibration.