There is no such thing as perfection, there are only standards. And after you have set a standard you learn that it was not high enough. You want to surpass it.
Jascha HeifetzNo matter what side of the argument you are on, you always find people on your side that you wish were on the other.
Jascha HeifetzCriticism does not disturb me, for I am my own severest critic. Always in my playing I strive to surpass myself, and it is this constant struggle that makes music fascinating to me.
Jascha Heifetz