Entrepreneurial Sales Lessons
onstartups.com
onstartups.com
I think that if one doesn't recognize this subtlety, it's easy to fall spiral into negativity and lose hope. Since we're social animals, this comes across to the customer and it further reduces the chances of closing a deal, thus creating a vicious cycle that's difficult to recover from.
So, if you're a startup founder, do yourself a favor. Get some chart paper and magic markers, and paste a giant sign saying "Fail. Learn. Iterate."
(BTW, to be clear the learn doesn't imply that it's your fault, it simply means extracting lessons from the experience)