How Do You Remind You When You're in Focus Mode?

"I have like a specific pair of sneakers that I wear sometimes and they're almost specifically to sort of remind me that like, I'm in a certain mode," he says. "So for me, that kind of becomes a constant reminder." He recommends having some sort of physical object to remind you of something that is internal to you. 'It's good to have the physicalobject to remind you to think inwards'