"The world is full of obvious things which nobody by any chance ever observes."
I'm not afraid to fail, I'm afraid of not trying.
The greatest discovery of my generation is that a human being can alter his life by altering his attitudes.
Trust is earned through actions, not words.
主从内而外工作,世界从外而内工作。
The truth is: the natural world is changing. And we are totally dependent on that world. It provides our food, water and air. It is the most precious thing we have and we need to defend it.