Words are wise men's counters, they do but reckon by them; but they are the money of fools.

We have a responsibility to future generations to leave the planet in better shape than we found it.

I don’t think about age. If you keep working hard, you can keep going.

Remembering that I'll be dead soon is the most important tool I've ever encountered to help me make the big choices in life. Because almost everything - all external expectations, all pride, all fear of embarrassment or failure - these things just fall away in the face of death, leaving only what is truly important.