挑战不仅仅是让计算机更快，而是让它们更智能。

随机评估可以帮助我们了解发展中哪些措施有效，哪些无效。

"Maybe you can afford to wait. Maybe for you there’s a tomorrow. Maybe for you there’s one thousand tomorrows, or three thousand, or ten, so much time you can bathe in it, roll around it, let it slide like coins through your fingers. So much time you can waste it. But for some of us there’s only today. And the truth is, you never really know."

阅读是一种共情的行为。

人生冇绝对嘅答案，只有不断嘅尝试。