Ianto's breathing remains shallow and a bit unsteady, and John's arm is definitely supporting most of his weight in the water still. Let his mind drift, right. He makes a heroic attempt for all of two seconds but the question has him thinking again.

"Not...really," he admits. "Never really was one for taking it easy, you know. Thought about it though. Yoga, you know. Seemed like a nice idea, but I wasn't sure they'd take too kindly to me bringing my cell phone into the class just in case my boss needed me. Isn't that the point? Letting go." He blows out a breath, babbling because he's uncomfortable but unable to stop himself because it's keeping his mind off of the thought of going under. "How do other secret agents handle themselves?"