Truth, like gold, is to be obtained not by its growth, but by washing away from it all that is not gold.

Keep an open mind, accept different opinions.

We have a responsibility, every one of us. We may think we live a long way from the oceans, but we don't. What we actually do here, has a direct effect on the oceans—and what the oceans do then reflects back on us.

想走得快，独自前行；想走得远，结伴同行。