No man ever watched a £20 note flutter from an opened Father’s Day card and thought: ‘How disappointing — not enough thought has gone into that.’ If you’re a son, you’ll know this already. But if you’re a daughter, remember that the sexes are different. Women want presents, actual objects, things that show your loved one has gone to the trouble of visiting a shop and making a choice, no matter how ill-advised and instantly destined for Oxfam.