And your friends will be properly astonished to see you laughing as you look up at the sky! Then you will say to them, "Yes, the stars always make me laugh!"

The only real voyage of discovery consists not in seeking new landscapes, but in having new eyes.

Overfishing is a problem we can solve—if we act now.

Every barrel of oil we produce must be the most responsibly produced barrel possible.

The elements of consciousness are to be discovered by careful experimentation.