The is always much to be said for not attempting more than you can do and for making a certainty of what you try. But this principle, like others in life and war, has it exceptions.
To each there comes in their lifetime a special moment when they are figuratively tapped on the shoulder and offered the chance to do a very special thing, unique to them and fitted to their talents. What a tragedy if that moment finds them unprepared or unqualified for that which could have been their finest hour.
Broadly speaking, human beings may be divided into three classes: those who are billed to death, those who are worried to death, and those who are bored to death.
The painter wanders and loiters contentedly from place to place, always on the lookout for some brilliant butterfly of a picture which can be caught and carried safely home.