"With the piano I'm completely in control of the gestural situation-not that I'm going to play the piece myself, but I know what's difficult, what's impossible"

"Mother love is the fuel that enables a normal human being to do the impossible"

"What is real is not the external form, but the essence of things... it is impossible for anyone to express anything essentially real by imitating its exterior surface"

"It is impossible to begin to learn that which one thinks one already knows"

"The world is a stage, but the play is badly cast"

"With foxes we must play the fox"

"The only way of finding the limits of the possible is by going beyond them into the impossible"

"Those who play with the devil's toys will be brought by degrees to wield his sword"

"Nothing is impossible to a willing heart"

"The word impossible is not in my dictionary"

"The major difference between a thing that might go wrong and a thing that cannot possibly go wrong is that when a thing that cannot possibly go wrong goes wrong it usually turns out to be impossible to get at and repair"