It's an exciting film that plays like a thriller (no small feat).

It was no small feat to create an exhibition that simultaneously delights, educates, and persuades.

Instead, he agreed we should pay their rent — no small feat in the height of summer.

And that's no small feat.

Getting to these places was no small feat in itself: travelling with trunkloads of cumbersome equipment would be difficult enough now, let alone in the days before long-haul flights.