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

"I am a very happy man, and have a good wife, and am very well content."

"I shall be as patient as I can."

"The world little knows how many of the thoughts and theories which have passed through the mind of a scientific investigator have been crushed in silence and secrecy by his own severe criticism and ad…"

"All this is a dream. Still, examine it by a few experiments."