How could these changes be incorporated into an exercise for students?

Because this turned into an exercise of procrastination, months flew by until suddenly I had a new problem.

"We don't want to get into an exercise in which we compare ourselves with anybody else," he said.

Instead, President Putin turned it into a very personal exercise in public diplomacy.

He turned the simple art of dressing into an exercise in pleasure.

Only the advertising industry can turn soul-searching into an exercise in assertiveness training.

For shoppers, it can turn into an exercise in self-control.

"They turned it into an exercise in special effects," he says.

Otherwise it could turn into an exercise in group dynamics, and quite a trying one at that.

"He has taken a process that's supposed to be used once in a generation and turned it into an exercise in short-term political power."