Poets are like baseball pitchers. Both have their moments. The intervals are the tough things.
Intervals
A military road led from this point to Fort Leavenworth, and for many miles the farms and cabins of the Delawares were scattered at short intervals on either hand.
I became insane, with long intervals of horrible sanity.
The fact is that, in all prisons everywhere, cruelties on the one hand and injudicious laxity of discipline on the other have at times appeared and will, at intervals, be renewed except the most vigilant oversight is maintained.