- How to sleep standing up on moving trains, with a barely-there grip on a pole to steady oneself, and the ability to be startled awake exactly when the train pulls into the right station
- Coffee before noon: Indispensable. Coffee after 5pm: Immensely regrettable.
- How to yawn with my mouth closed, so that I never need to stifle one even in up-close conversation
- Setting three alarms might seem enough, but isn’t at all.