Sloth doesn’t necessarily mean we’re doing nothing. Sloth is the failure to do what needs to be done when it needs to be done — like the kamikaze pilot who flew seventeen missions. (Richard Exley, Mark Galli and John Ortberg, Dangers, Toils & Snares : Resisting the Hidden Temptations of Ministry (Sisters, Or.: Multnomah Books, 1994), 52).
(I had to think about the kamikaze line for a moment. Did you?)