不要用耳朵去听，而要用心去听；不要用心去听，而要用气去听。

Every small step towards sustainable practices counts; perfection is not the goal, progress is.

I never know what I think about something until I read what I've written on it.

I didn't think I was ever going to get a sensible question.

I didn't start a business to make money, but to change the world.