“The most powerful weapon on earth is the human soul on fire.”

“Facts are stubborn things; and whatever may be our wishes, our inclinations, or the dictates of our passions, they cannot alter the state of facts and evidence”

“Choose a job you love, and you will never have to work a day in your life ”

“My imagination can picture no fairer happiness than to continue living for art.”

“My health may be better preserved if I exert myself less, but in the end doesn't each person give his life for his calling?”

“If you cannot work with love but only with distaste, it is better that you should leave your work. ”