"People can do a lot more than they actually think. It just takes stepping out there." —Josh Greenwood, is a professional slackliner. He says that the secret to success is confidence and trust in his abilities, both the result of extensive training. Anything less will result in failure.
Watch him walk the slackline. He’s mesmerizing.
this is a useful skill, “if” a slackline is the only thing between you and escaping a pack of hungry zombies. That said, I love his attitude — and he’s right!