The ability to take misfortune and make something good come of it is a rare gift. Those who possess it are ..said to have resilience or courage.
Mihaly CsikszentmihalyiEnjoyment appears at the boundary between boredom and anxiety, when the challenges are just balanced with the person's capacity to act.
Mihaly CsikszentmihalyiEach of us is born with two contradictory sets of instructions: a conservative tendency, made up of instincts for self-preservation, self-aggrandizement, and saving energy, and an expansive tendency made up of instincts for exploring, for enjoying novelty and risk-the curiosity that leads to creativity belongs to this set. But whereas the first tendency requires little encouragement or support from outside to motivate behaviour, the second can wilt if not cultivated.
Mihaly Csikszentmihalyi