"you really have to believe in your dream to get it up and running!"

I couldn't agree with you more on this. Things get hard when starting and running a business. Things get hard even when you're doing what you love. Believing in your dream is what it takes to push through those hard times.

Phil Knight, creator of Nike, says it well in his memoir, Shoe Dog -

"Belief, I decided. Belief is irresistible."