Some people call me stingy. What do you mean?

Mean means: stingy in character, which means that a person is small in character and not broad-minded and easy to get angry; Material meanness is usually interpreted as meanness.

The atmosphere gives people the feeling of being open-minded, heroic, refreshing, broad-minded, generous and imposing.

To sum up, I guess others say you are stingy and unworthy. A man who can do great things.

He is saying that you have a bad personality and it is difficult to achieve great success.