Write whatever you like!
The end of art is peace.
Even if the hopes you started out with are dashed, hope has to be maintained.
The poems I did write there [in Harvard] include Alphabets the 1984 Phi Beta Kappa poem and A Sofa in the Forties. And, of course, the John Harvard poem for the 350th anniversary Villanelle for an Anniversary.
I shall gain glory or die.
When I was teaching, I gave a lot of my mind and anxiety to it. There was always something clenched and anxious in me until the classes were over.