R' Doron Beckerman wrote:
> Had the GRA known practical medicine, ... his father felt that
> it was not comparable to the value of the extra Torah study
> the Gaon could accomplish.

and he asked:
> Does the Torah UMadda accept this approach as part of its
> Hashkafa, and, if so, how?

Very simple. Yes, TuM does accept this approach, namely, if Torah 
study is what you excel at doing, then go for it. There's nothing in 
TuM which would want to prevent the world from having excellent 
rabbis. TuM simply acknowledges that there *IS* value in other 
studies, but chalilah that it would put them *above* Torah.

Akiva Miller