Nikola Tesla

"My system of wireless power transmission is not limited by distance or obstacle."

"The ether is the medium that fills all space and is the medium through which all forces act."

"I believe that the human eye is not fitted for static vision, but requires motion."

"I would not miss a single minute in this world."

"The present effort represents not a search for the superficial, but a quest for the ultimate principle."

"Electrical science has revealed to us the existence of forces and phenomena which no other agency could discover."

"My discoveries have made navigation easier and the development of the airplane possible."

"The greatest good would be to take this new fighting invention and make it an agent of peace."

"To know one's self is to study nature and the laws of nature; to know nature is to understand one's own nature."

"The invention of the wheel was perhaps the greatest achievement of man."

"I have not failed. I've just found several thousand ways that don't work."

"The wonders of yesterday become the realities of today, and the hopes of tomorrow."

"Time is but a dimension of space, and the future is not predetermined."

"That is the trouble with many inventors; they lack patience and business ability."

"It is most difficult to say at any age what the limits are for an individual."

"Man has no right to develop his mind without developing his body."

"The practical success of an idea may be blocked by social and political resistance."

"The earth itself is alive in a sense; it responds to energy and vibration."

"One should as a rule respect public opinion in its general aspect, but never be influenced by it."

"Stationary conditions in science are unknown; everything progresses and eventually evolves."

"The most powerful force in the universe is the idea whose time has come."

"The sun is the primary source of all life, energy, and motion on earth."

"I am satisfied that my system of wireless energy transmission is both safe and practical."

"Those who have not profited by the study of the past are condemned to repeat its mistakes."

"The present age is the age of extremes."

"A technologist should not be afraid to question established beliefs and methods."

"The human brain is the organ most highly organized and complex."

"In many respects, the life of the mind is a reflection of the life of the body."

"To know the future, we must study the past and the present."

"The perfection of an invention can only be determined by practical application."