Everyone can sell.
For some people – it comes more naturally to them than others. However – It isn’t a matter of whether you can or can’t do it – it’s a matter of whether you’re bold enough to keep trying until you’re good at it. Sales is a difficult game as failure nearly always has an audience.
Most people that fail at sales don’t fail because they don’t have the skills. They fail because they gave up too quickly before they developed and perfected them.
Sales Deconstructed 