Going for an early evening swim in the stifling summer months is one of my guilty pleasures, and really, it’s only a guilty pleasure because I like to go alone. I know I need to think about my safety and blah blah blah… I’ve heard it all before. People really need to stop worrying so much. I take care to make sure my swims are safe and sensible – never when it’s too dark, or with an injury, on a full stomach or anywhere w...