我们每天可支配的时间是有弹性的；我们感受到的激情会扩展它，我们激发的激情会收缩它；而习惯会填补剩下的部分。
生活中最重要的事情是停止说“我希望”，开始说“我会”。
Technology is just a tool. In terms of getting the kids working together and motivating them, the teacher is most important.
There can be no permanent progress in the battle against hunger until the agencies that fight for increased food production and those that fight for population control unite in a common effort.