“Can't fail if I don't try."
...
"You're absolutely right. You'd regret trying and failing. But I'll do you one better. If you don't try, give it all you've got, you'll regret the hell out of never knowing if you would have succeeded.
...
"Because regret haunts you for the rest of your life," Sewanee chimed in from the cheap seats. She hadn't intended to say anything, but as soon as she felt the answer it was out of her mouth. She caught Marilyn's eye. Her mother smiled sadly at her. "It's like a ghost that refuses to leave your house."

Stu bugged his eye. "Why's it gotta leave? What, you think you can get through life avoiding regret? Avoiding failure?" He laughed. "Spoiler alert" life is regret, life is failure. But like that ghost, you learn to live with it. Because failure makes success matter.”