The tough trick," she says, "is to change certain essential laws of the universe.
Their toughest trick has been remaining in the top ranks of what is by far the most dangerous action sport.
It's a tough trick to learn, but if you're motivated enough you can do it.
A tough trick to pull when you're being stalked in the small hours of the morning, but Polly was determined to give it a go.
They somehow manage to feel simultaneously grand and intimate, a tough trick to pull off.
Getting people just to switch topics is a tough trick.
It has to be timeless, which is a tough trick.
Coming from behind in a match race is one of yachting's toughest tricks.
Honestly portraying the lives of modern Mormons is a tough trick.
Despite the innovation, it was also very masculine, a tough trick for a young designer to pull off.