Usually, you can figure out where a person's mistakes came from if you ask them the genesis of their thought process: 'Why did you do it this way?' As opposed to telling them they did it the wrong way. Understanding their thought process will ultimately help you be able to communicate with them and navigate around them.

The only thing I did well was learn how to make money.

I'm a big believer that if you're happy and your employees are happy, your customers are going to be happy. If you're unhappy and your employees are unhappy, there's no way your customers are going to be happy.

People are the core of every business. Businesses are based on relationships, and relationships are based on people. I would go to an average restaurant run by amazing people over an outstanding restaurant run by awful people.