Incoming Resources
- Your inner will, finding personal strength in critical times, Piero Ferrucci ; translated by Vivien Reid Ferrucci
- The willpower instinct, how self-control works, why it matters, and what you can do to get more of it, Kelly McGonigal, Ph. D
- The willpower instinct, how self-control works, why it matters, and what you can do to get more of it, Kelly McGonigal