The 'Friday sessions' refer to something that you're not paid for and not supposed to do during your professional life. Curiosity-driven research. Something random, simple, maybe a bit weird - even ridiculous. Without it, there are no discoveries.

Graphene is a single plane of graphite that has to be pulled out of bulk graphite to show its amazing properties.

Better to be wrong than be boring.

In my experience, if people don't have a sense of humor, they are usually not very good scientists, either.

But if you read Jane Austen, you know that she had a wicked sense of humor. Not only was she funny, but her early writing was very dark and had a gothic tone to it.

Your attitude is like a box of crayons that color your world. Constantly color your picture gray, and your picture will always be bleak. Try adding some bright colors to the picture by including humor, and your picture begins to lighten up.

You can take my dirtiest, craziest joke, and I can break down in my head why there's a good, honest, honorable reason for telling it.

My background is in broadcast television - I used to be a travel host for BBC, Discovery, and National Geographic.