“Every man who observes vigilantly and resolves steadfastly grows unconsciously into genius.”

“Genius does what it must, and talent does what it can”

“Talent does what it can: Genius does what it must.”

“What men want is not talent, it is purpose; in other words, not the power to achieve, but will to labor. I believe that labor judiciously and continuously applied becomes genius.”

“A fool flatters himself, a wise man flatters the fool.”

“It shames man not to feel man's human fear,It shames man only if the fear subdue”

“The best teacher is the one who suggests rather than dogmatizes, and inspires his listener with the wish to teach himself.”