Kevin J. Patel is a climate activist from Los Angeles. After experiencing heart issues due to poor air quality in his city, he founded OneUpAction International, an organization intended to empower marginalized youth to be change-makers. He gives his Brief But Spectacular take on giving climate activism a shot.

Yuval Noah Harari is a professor renowned for his broad and thought-provoking perspectives on human history. Harari, who is the bestselling author of "Sapiens," recently released a new volume of this work for younger readers. He gives his Brief But Spectacular take on what it means to be human.

Entrepreneur and author Derrick Fennell has been a flight attendant for more than 14 years. Many of his passengers know him for his in-flight poems reflecting on his time in the skies. Fennell shares one of his poems and his Brief But Spectacular take on the miracle of flight.