"I have always tried to make my lectures as clear and simple as possible, so that they may be understood by all."

"I have been working for some time on the subject of electricity and magnetism, and I think I have made some discoveries."

"A man who is certain he is right is almost sure to be wrong."

"The secret of my success is due to my happy facility of being able to draw correct conclusions from imperfect data."

"A man who is afraid of making mistakes will never make a discovery."