translation.en: And the second thing is confidence, that we can see how game-playing and reward structures make people braver, make them more willing to take risks, more willing to take on difficulty, harder to discourage.
translation.zh: 第二样东西是自信 我们能看见游戏的运行和奖励结构 如何使人更勇敢，让他们更愿意去冒险 更愿意承担困难 更难被打击