I have self-doubt. I have insecurity. I have nights when I show up at the arena and I’m like, ‘My back hurts, my feet hurt, my knees hurt. But, I just want to chill.’ We all have self-doubt. You don’t deny it, but you also don’t capitulate to it. You embrace it.

我们都在阴沟里，但仍有人仰望星空。

At the risk of seeming ridiculous, let me say that the true revolutionary is guided by a great feeling of love.

智能的本质是适应新情境的能力。