And frankly it would be incredibly time-consuming and tedious for me, to count this room full of people old school style-- 1, 2, 3 and so forth.

坦白说，按学校的老办法一个人一个人的数,1个，2个，3个……,对我来说极其费时费力。

哈佛公开课 - 计算机科学课程节选

The expected life spans increased dramatically in the last couple of hundred years until now, for people that were born when you were born you can expect to live to be 80 years old, a doubling in life span, fairly dramatic.

从几百年前到现在,预期寿命显著增长了,你们同期出生的那批人,能够活到八十岁,预期寿命增长了一倍,令人印象深刻

耶鲁公开课 - 生物医学工程探索课程节选