Three things in the book caught my particular attention.
The first was Hadfield's advice to start making choices that are consistent with your long-term goals. For example, when he was tempted, in childhood, to skip his homework, he would ask himself which a future astronaut would do -- complete his homework or slack off -- then, act accordingly. (Hint: no one gets to be an astronaut by slacking.)
The third thing that caught my attention was this:
Chris and Helene Hadfield do the New York Times crossword puzzle every Sunday.