SINGAPORE – Bill Burnett did not expect to write another book 10 years after his million-copy bestseller, Designing Your Life: How To Build A Well-Lived, Joyful Life, in 2016. That 272-page book, written with fellow Stanford University academic Dave Evans, applies a design thinking approach to making big decisions about life and career. It became the kind of title of which people bought 10 copies for their friends, Burnett tells The Straits Times before his latest book launch here on March 23.Design thinking encompasses not just a process but also a mindset for problems with no obvious answer. It involves…