“Physical health and safety can sometimes be bought at too high a price in happiness and emotional welfare. The emphasis must be on sensible risk appraisal, not striving to avoid all risk whatever the price, but instead seeking a proper balance and being willing to tolerate manageable or acceptable risks as the price appropriately to be paid in order to achieve some other good - in particular to achieve the vital good of the elderly or vulnerable person’s happiness. What good is making someone safer if it merely makes them miserable?”