Focus should be protected as a limited resource, and allowing external stressors or useless annoyances to occupy one's mental bandwidth is detrimental to high performance.

“anything that eats into those units, anything that bothers you, that annoys you, that's useless, that doesn't help you, that's stealing from your 100, you know, so now you only have 80 units or 70 units of focus because 30 of it is concentrated on [ __ ] It will it'll rob you of what makes you great”