我们不是在说教，我们只是想传授。
We're not trying to preach, we're just trying to teach.
为伟大的事业捐躯，从来就不能算作是失败。
I'm just trying to be myself and not let anything change that.
Farmers are the first environmentalists, working with nature every day.
爱是生命的火焰。
The meaning of "knowing" has shifted from being able to remember and repeat information to being able to find and use it.
The best way to predict the future is to invent it.
The question is, are we happy to suppose that our grandchildren may never be able to see an elephant except in a picture book?