Nick Viall is best known for his role on The Bachelor TV series. He starred in The Bachelorette for two seasons before starring as "The Bachelor." He also appeared on Bachelor in Paradise.

He has since started a podcast called The Viall Files where he talks about relationships, and he wrote a book called Don’t Text Your Ex Happy Birthday: and Other Advice on Love, Sex, and Dating.

Some of the things he talks about today are the difference between expectations and boundaries, how your ego can interfere with your ability to have healthy relationships, and why it's our natural tendency to choose pain over boredom.

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