ROGER FEDERER

When you start learning something, you're usually pretty bad at it. This applies to everything worth learning.

But that's good news. You can’t learn as much from succeeding because it’s harder to pinpoint where mistakes are.

Decisions and choices that you make throughout the day tend to drain your willpower. You're less likely to make a good decision at the end of the day than you are at the beginning.

If you do the most important thing first, then you’ll never have a day when you didn’t get something im...

When you are good at something, you're under pressure to perform at your level.

A novice doesn't particularly care how they perform and doesn't feel any pressure to perform.