"Clouds are the most egalitarian of nature's displays 'cause we all have a great view of the sky" - Gavin Pretor-Pinney James Duncan Davidson/TED hide caption

itoggle caption James Duncan Davidson/TED

"I began to learn at least what other people felt and what they wanted to say before cutting them off with my own diatribe. I used to do that." - John Francis Andrew Heavens/TED hide caption

itoggle caption Andrew Heavens/TED

Environmentalist John Francis speaks about the 17 years of his life during which he never spoke a word. Andrew Heavens/Courtesy of TED hide caption

itoggle caption Andrew Heavens/Courtesy of TED

"What I'm saying is that culturally we need a much better balance. We need more of a yin and yang between [introverts and extroverts]." - Susan Cain James Duncan Davidson/TED hide caption

itoggle caption James Duncan Davidson/TED

Amateur cook and writer Maureen Evans has perfected the art of tweeting a recipe in 140 characters or less. fot. Wojciech Zalewski/iStockphoto hide caption

itoggle caption fot. Wojciech Zalewski/iStockphoto