Questions such as "How important is this, really?" and "What's the worst that can happen?" change people's perspectives in several directions. They might decide the project really is pressing and urgent, but the difference will be that they considered the circumstances, the consequences, a range of choices, and made that decision.
which links to SandraDodd.com/change
photo by Sandra Dodd
If you think that photo has been used before, you might be thinking of this one, from a different London city bus, at the same museum.