Completing your clear goals will reward you with dopamine. Even so, endless persistence can be tough. That’s where grit comes in –⁠ the energy it takes to push through years of hard work. Some people are more naturally gritty than others. But don’t worry if that’s not you. It’s a skill you can improve.

One way to cultivate grit is to work around

The Germans have a word for it: Sitzfleisch. Staying power. Winning by sticking your ass to the seat and not leaving until after it’s over.