Michael Faraday — "Lectures which really teach will never be popular; lectures which are popular wi…"

"I have in fact been a very lucky fellow; I have often said that I should be a very miserable creature if I could not feel that I was doing something for the good of other people."

"The lecturer should endeavor to rouse the minds of his auditors, and to fix their attention."

"The lecturer should give the audience full reason to believe that all his powers have been exerted for their pleasure and instruction."

"Let us now consider, for a little while, how wonderfully we stand upon this world. Here it is we are born, bred, and live, and yet we view these things with an almost entire absence of wonder to ourse…"

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