Most people succeed because they are determined to. People of mediocre ability sometimes achieve outstanding success because they don’t know when to quit.
—George Allen, football coach
Every human being has a certain, little-known brain part in common: a Quit Switch. Some people, out of lifelong habit, throw the Quit Switch at the first sign of frustration. Their workout gets difficult, so they throw the switch and go home. Their day of phone calls gets frustrating, so they throw the switch and go for coffee with a coworker for two hours of sympathetic negativity.
Everyone has a Quit Switch. Not everyone knows it.
Get to know it. Notice yourself flipping the switch. You can’t quit and you won’t quit until you throw ...