Schiller (and doctored history) are also the basis of Verdi's "Don Carlos, " but Verdi and his librettists took a much deeper look at the intersection of love, power and politics than Donizetti did.
The point is, there are (another comment on my profile picture) a lot of distractions (Facebook message going into further detail about previous text regarding laptop) to contend with when trying to set aside time for any work that requires deeper thought than snapping off email replies. (Posting new chart on I Love Charts).