All we have to do is wait. Success of bitcoin in the future will speak for itself. People will realize and see the advantage of bitcoin, what it can bring to the world. Let's be patient and have faith for the success of bitcoin.
I think we can not just stand by and just wait? do you know the largest bitcoin spread is from someone's mouth? try to help the development of bitcoin dude, at least the statement from bitcoin users on outsiders will make enlightenment for them about what bitcoin is
People who does not believes in bitcoin only needs to be educated, just like one of the philosopher mentioned teach people who knows nothing and therefore they will learn things they needed to know. As of this moment more individuals lacks of knowledge on what the bitcoin is. Soon if the bitcoin will be more popular more users will probably give informations to those who wanted to know the real essence of bitcoin. As of now bitcoin is an open book which you can read any moment.