Amm(i)gone Through April 14 at the Flea, Manhattan; thenewflea.org. Running time: 1 hour 20 minutes. A Mother Through April 13 at Baryshnikov Arts, Manhattan; baryshnikovarts.org.

But as Adil Mansoor deftly observes in his one-man show, “Amm(i)gone,” now playing at Woolly Mammoth, the why behind that decision is just as important as whether you’d make the same choice.