Well-known travel writer Pico Iyer, who has contributed to The Intelligent Optimist, has some excellent tips to turn your next flight into a relaxing and refreshing experience. Don’t use Wi-Fi on board; no e-mail. Always have a book, pen and a notebook ready for emerging thoughts and ideas. And don’t worry about jet lag (Iyer says he spends eight weeks every year that “foreign state”) and use it as an opportunity to discover “the streets of Singapore at night”.