We all want to live longer. But someone must pay | Simon Jenkins

Theresa May was quite right to ask who should bear the burden that increased longevity is putting on social care. But then she lost her nerve

The Oxford professor of gerontology Sarah Harper this week declared that the life expectancy of a British baby born today is an astonishing 104 years. Modern medicine is lengthening the average life span by 15 minutes with every passing hour. Seventy is the new 50. Pensioner marriages are soaring.

As a result, Harper points out, we are in “the crazy...