It is time for a break.

The last four years have been as difficult, as taxing, as demanding, as infuriating, as exhausting as any I can remember — and I am old enough to have participated in the anti-Vietnam protests, Berkeley’s emotional People’s Park conflict and the National Guard’s occupation of the town, the angry marches following the bombings of Laos and Cambodia, and witnessed the horror and devastation of the race riots in…