At the end of the first scene, Celia can choose to light a cigarette or not.

ECONOMIST: Why is the laughter so sorrowful at an Ayckbourn play?

Maybe his bootlace came untied, or maybe he wanted to light a cigarette.

NEWYORKER: So It Is in Life

Some e-cigarettes are made to look like a real cigarette with a tiny light on the tip that glows like the real thing.

NPR: Marlboro Maker Altria 1Q Profit Up About 16 Pct

As soon as he finished eating, he would light a cigarette and snap his fingers for the bill, not bothering to check whether I had finished, too.

NEWYORKER: Naima