A lot of people believe an entrepreneur is someone who starts a company.
I am not one of them.
I believe you can be an entrepreneur by doing something you are really interested in and excited about, either by building a startup or by doing it inside of the context of something larger. Neither is typically better than the other.
What is important is:
Who you are with and what you are building.
As long as you surround yourself with people you like, who inspire you and you learn from and you are working on something you deeply care about — you are golden.
Entrepreneurs are everywhere: In startups, companies, nonprofits, community organizations, governments…