Sorry, you can?t actually ?train your brain.? But you can force it to adapt, grow, and perform to its full potential. The brain is the seat of our consciousness, identity, and higher thoughts. But it is also a flesh and blood machine that can wear down, grow tired, and malfunction.earn how to prevent this and be your best. The Brain Mechanic is a guide to how to revitalize, polish, and fix-up your brain. The truth is, you?re probably underperforming mentally. It?s not personal, it?s just how you?re wired. This book provides a series of steps and plans for you to get on track to your best thinking days.