Where’s the postbox? study pharmacy online uk One way to keep humor positive is to apply the «yesâand» technique used in improvisational comedy, says Zach Ward, managing director of ImprovBoston, a Cambridge, Mass., theater and humor-training school. (Many students come there, he says, to build interpersonal skills they can use in the workplace.) A co-worker who hears a joke might «actively add to what you have you have said,» he says. If the sound system crashes during a presentation, for example, the speaker might say, «Was it something I said?» while other employees might play off and extend the witticism with, «It must have been your electrifying humor,» or «Whose turn was it to pay the electrical bill?»