Everyone is an explorer. How could you possibly live your life looking at a door and not open it?
You don't let a historic site rot.
I can't travel without Sudoku.
Fifty percent of the United States of America is underneath the ocean. And we have better maps of Mars than those areas.
The greatest discoveries all start with the question "Why?"
I believe in just enriching the economy. And we're leaving so much on the table, 72 percent of the planet.