Why money here is not a chapter about discipline

Start with a number, because it takes away a good half of the shame. In Money and Mental Health’s large survey, bipolar disorder and borderline personality disorder are tied at the top: 91 per cent of people with each said their finances made their mental health worse. And spending more than usual while unwell — 93 per cent of everyone asked. This is not a fault of yours in particular. It is how these conditions work for most of the people who have them.

The mechanism is measurable too. There is a thing called delay discounting: how much less a sum is worth to you when it arrives next month instead of now. In bipolar disorder it is the steepest of any diagnosis compared, with borderline second. So “a thousand now” genuinely does feel larger than “two thousand later” — and that is a state, not a character trait.

But most money is not lost at the peak. The peak is one big purchase and everybody knows about it. Debt is usually assembled in the empty weeks: the envelope is not opened, the payment slips, a fee accrues, and what cost five hundred costs nine hundred. What somebody in a low period cannot do is not the arithmetic — it is the admin. That is why this app has a list of dates and not a budget.

And one thing worth knowing in advance rather than finding out on a bad evening: debt is independently associated with suicidal thinking — a study of over seven thousand people found the link held even after accounting for depression itself. That is exactly why the help button is on the money screens. Money here is a safety subject, not a discipline one.