Nikola Tesla

"To know how to live is all."

"What a man can imagine, he can achieve."

"The present is theirs; the future, for which I really worked, is mine."

"I do not think there is any thrill that can go through the human heart like that felt by the inventor as he sees some creation of his brain unfolding to success."

"Life is and will ever remain an equation incapable of solution, but it contains enough elements to make it worth living."

"All that was great in the past was ridiculed, condemned, combated, suppressed—but only until it was realized."

"I am even more convinced now that the pursuit of truth and beauty is a form of prayer."

"Of all things, I liked books best."

"The scientists of today think deeply instead of clearly. One must think like a hero to act like a man."

"Invention is the most important product of man's creative brain."

"Peace can only come as a natural consequence of universal enlightenment."

"The day science begins to study non-physical phenomena, it will make more progress in one decade than in all the previous centuries of its existence."

"I have not failed. I've just found 10,000 ways that won't work."

"My brain is something more than merely mortal; as time progresses, I sense new knowledge of yesterday."

"The ether fills all things and obeys mathematical laws."

"I could only achieve success in my life through self-discipline and great integrity."

"If you wish to understand the universe, think of energy, frequency, and vibration."

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

"Genius is one percent inspiration and ninety-nine percent perspiration."

"The individual is ephemeral, races and nations come and pass away, but man remains."

"I have revolutionized the apparatus for producing Roentgen rays, and have also invented apparatus for other purposes."

"The scientific man does not aim at an immediate result. He does not expect that his advanced ideas will be readily taken up."

"Monetary wealth cannot be the source of my satisfaction."

"I am proud of the fact that I never invented weapons to kill."

"The gift of mental power comes from God, Divine Being, and if we concentrate our minds on that truth, we become in tune with this great power."

"What we now want is closer contact and better understanding between individuals and communities all over the earth."

"I could not imagine myself living without the use of books."

"Throughout space there is energy. Is this energy static or kinetic? If static our hopes of the hereafter for it cannot supply motive power."

"My mother understood human nature better and went about the salvation of my soul in her own mild and spontaneous way."

"Concerning my life, I have left nothing undone that could contribute to the success of my undertakings."