We read with great interest the recent paper by Halliday et al ,1 who evaluated the relationship between grit and burnout in a group of UK hospital doctors and general practitioners. Their finding that high levels of grit are associated with lower levels of burnout in UK doctors serves as an interesting observation and provides useful information to medical students and doctors alike. Notably, as the authors conclude, an understanding of an individual’s level of grit may be useful to identify doctors at a greater risk of burnout.1 Put another way, realising one’s level of grit may enable an individual to optimise their environment and thus help them achieve success, both personally and professionally. In the …