Early specialization has eliminated the common culture that could produce a D’ Arcy Thompson or an Anthony Powell or a Douglas Young, and we are left with an intellectual life dominated by trained savages who can do their job, understand (perhaps) some little corner of the universe (and, in the case, of cosmologists, that corner is very tiny, indeed!), but they cannot integrate what they have learned into a larger picture.  Read popular books by scientists, and whenever they step outside their field of specialization, they either fall back on the platitudes of the Durants or, what is worse, rely...