"Public education is our greatest tool - arming people with knowledge about the ways in which common criminal enterprises have tried to take advantage of them."

VOA: special.2011.06.24

If we think that our knowledge is positive, we say "red" in a red light means stop.

如果我们主动认知，红灯的意思是停。

耶鲁公开课 - 文学理论导论课程节选

"What is required of us now is a new era of responsibility Ca recognition on the part of every American, that we have duties to ourselves, our nation and the world, duties that we do not grudgingly accept but rather seize gladly, firm in the knowledge that there is nothing so satisfying to the spirit, so defining of our character, than giving our all to a difficult task."

VOA: special.2009.01.24