Time is a slippery thing: lose hold of it once, and its string might sail out of your hands forever.

The future of life on Earth depends on our ability to take action. Many individuals are doing what they can, but real success can only come if there is a change in our societies and our economics and in our politics.

To be an artist you have to give up everything, including the desire to be a good artist.

La imaginación es el único territorio libre que nos queda.

在任何比赛中，自信都是关键。