355 Days in Space: Finding Meaning with Astronaut Mark Vande Hei
Smart Talks with IBM
00:00
The Most Significant Change I've Undergone
"I had this incredible sense of smallness and I say that because another thing that struck me looking at the earth was when you look towards the horizon, the atmosphere looks like a varnish on a rock," he says. "Any sense of self-importance I had was stripped away." The experience helped him keep his perfectionistic side in check.
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