Well you know if you don't, then you don't have an opportunity to develop the Ten Paramis. Because if everything's pleasant, how can you develop patience, how can you develop Equanimity? How can you develop all of these wonderful Paramis if you're always moving away from Dukkha? Dukkha is an opportunity to develop the Paramis. If we're always trying to keep comfortable, then we're losing opportunities to develop the Paramis.