A tremendous number of people in America work very hard at something that bores them. Even a rich man thinks he has to go down to the office everyday. Not because he likes it but because he can't think of anything else to do.
Choice of attention - to pay attention to this and ignore that - is to the inner life what choice of action is to the outer. In both cases, a man is responsible for his choice and must accept the consequences, whatever they may be.