要像上帝一样，并追随祂，是理性生物的事业和幸福。

我并不完美。我和其他人一样会犯错。

The chief beauty about time is that you cannot waste it in advance. The next year, the next day, the next hour are lying ready for you, as perfect, as unspoiled, as if you had never wasted or misapplied a single moment in all your life. You can turn over a new leaf every hour if you choose.

My art is a mirror of my mind.

研究量子引力对于理解早期宇宙至关重要。

相信生命值得活下去，你的信念会帮助创造这个事实。

领导力意味着做出今天艰难但将使后代受益的决定。