I am engaged in a one-year course of self-study. My focus is on quantitative, numerical subjects. So far I have not narrowed it any further. I was raised in an

I am engaged in a one-year course of self-study. My focus is on quantitative, numerical subjects. So far I have not narrowed it any further. I was raised in an atmosphere of "well-rounded generalism." I would welcome any suggestions on how to overcome a congenital inability to specialize.