民主必须在每一代人中焕发新生，而教育是它的助产士。
Democracy must be born anew every generation, and education is its midwife.
在别人相信你之前，你必须成为自己最大的信徒。
The greatest theorems often start as simple conjectures, born out of intuition.
最好的肥料是农民在田间的身影。
The only constant is change, continuing change, inevitable change, that is the dominant factor in society today. No sensible decision can be made any longer without taking into account not only the world as it is, but the world as it will be.