Our ability to spot opportunities is limited by our intentions, even when we're trying to be scientific.
After running a few successful events for startups, I tested a membership plan but got a low subscribe rate; only consultants signed up. The data was telling me I had a perfect product for consultants, but I saw it as a failure.
There's evidence that successful entrepreneurs find positive outlooks in negative results; if we get lemons, we make lemonade.
The data is telling you about reality. Are you listening?