Based on the text, what did Antoine de Saint-Exupéry consider to be the same activity, and why?

According to the text, Antoine de Saint-Exupéry considered flying and writing to be the same activity. He stated, "For me, to fly and to write are one and the same... The aviator and the writer merge: both equally know the world." He believed that both activities allowed for a unique perspective and understanding of the world, detached from everyday concerns, similar to how a person spending time in the sky might feel.