Going to Dignitas’ had long been our shorthand for dying, as if all our conversations had been trademarked ahead of time. People seeking assisted dying at the Swiss clinic must be suffering from an illness that would otherwise lead to their death or have an unendurable disability, as she did. But we couldn’t afford their fee and she didn’t want to travel abroad to end her life. She would have felt pushed by UK law to make the journey earlier or alone, without my assistance, to protect me from prosecution. Perhaps my mum was right and this new plan was her best option, relatively speaking: she wouldn’t have to wait, stack up the credit cards and hope for the best; neither would she make some strange concoction of stockpiled pills or plunge herself into the estuary; she wouldn’t have to travel abroad, and I wouldn’t find her at the bottom of the stairs