Marc Albanese is the founder of_Smart Vision Labs.
_This post is part of the_Lessons Learned_series_featuring NYU entrepreneurs' first-hand accounts of challenges faced in starting a business and_the lessons learned along the way.

A couple of weeks ago, I was invited to the_World Founder Forum_hosted by FOUNDER.org in Paris.

As part of the event, the incoming Founder class of 2015 (Smart Vision Labs is a member of the class of 2014) peppered our class with questions about our experiences as being entrepreneurs. One question in particular really resonated with me — how do you deal with being told "no"?

This conversation reminded...