“Genius is one percent inspiration and ninety-nine percent perspiration.” Widely attributed executionperseverance
“I have not failed. I've just found 10,000 ways that won't work.” Widely attributed failureperseverance
“To Monsieur Eiffel the Engineer, the brave builder of so gigantic and original a specimen of modern Engineering from one who has the greatest respect and admiration for all Engineers including the Great Engineer the Bon Dieu.” execution
“I never did anything worth doing by accident, nor did any of my inventions come indirectly through accident, except the phonograph. No, when I have, fully decided that a result is worth getting, I go about it, and make trial after trial, until it comes.” executioninnovation
“The doctor of the future will give no medicine, but will instruct his patient in the care of the human frame, in diet and in the cause and prevention of disease.” executionvision
“X-rays ... I am afraid of them. I stopped experimenting with them two years ago, when I came near to losing my eyesight and Dally, my assistant practically lost the use of both of his arms.” mindset
“My mind is incapable of conceiving such a thing as a soul. I may be in error, and man may have a soul; but I simply do not believe it. What a soul may be is beyond my understanding.” executionmindset
“Restlessness is discontent — and discontent is the first necessity of progress. Show me a thoroughly satisfied man — and I will show you a failure.” failure
“So far as the religion of the day is concerned, it is a damned fake … Religion is all bunk.” mindset
“Opportunity is missed by most people because it is dressed in overalls and looks like work.” leadership
“Our greatest weakness lies in giving up. The most certain way to succeed is always to try just one more time.” mindset
“I have never seen the slightest scientific proof of the religious ideas of heaven and hell, of future life for individuals, or of a personal God.” vision
“I owe my success to the fact that I never had a clock in my workroom. Seventy-five of us worked twenty hours every day and slept only four hours — and thrived on it.” mindset
“Non-violence leads to the highest ethics, which is the goal of all evolution. Until we stop harming all other living beings, we are still savages.” leadership
“I am much less interested in what is called God's word than in God's deeds. All bibles are man-made.” mindset
“To my simple mind it is not obvious that a successful electrician is an authority on the immortal soul, any more than that a successful military strategist has an ear for music, or an admirable French cook a grasp of the higher mathematics.” mindset