Rights precede government. That's the core of the American founding, and George F. Will argues that it's worth preserving. His new book is The Conservative Sensibility.

Medicare expenditures as a share of gross domestic product (GDP) are now six times larger than they were in 1967. Forecasts for the next 75 years show that almost $1 of every $5 of GDP could be spent on Medicare. That is unaffordable. Without intervention, Medicare’s share of GDP will force some...