To feed the world, we must first understand it.

Art is not a competition. It’s a journey.

My mind is my weapon. My brother has his sword, King Robert has his warhammer, and I have my mind... And a mind needs books as a sword needs a whetstone, if it is to keep its edge.

The most important experiments are the ones that challenge what we think we know.

Changing the destructive things you say to yourself when you experience the setbacks that life deals all of us is the central skill of optimism.