[cajobportal Insights] Have you got a sunshine smile??

Mona Lisa became one of the most renowned paintings of all times, primarily because of her enigmatic smile

As my little daughter Dhwani happily sang this nursery rhyme that she recently learnt in school, it took me down the nostalgic lane.
The same lines ‘ Have you got a sunshine smile??’ were my favourite in school, two decades ago. They are kind of eternal, with a profound impact that transgresses generations. 
The sunshine smile is genuine, also termed as the “Duchenne smile”, named after the famous scientist who first separated the “mouth corners”-only smile (involving only zygomaticus major), from the “eye socket” one (involving both zygomaticus major and obicularis occuli). The former is fake and forced, worn as a mask in corporate life but easily discernible
Most of us forget how to smile genuinely over time, as we adopt social smiles more and more
Research on smiling abounds, and the conclusion is clear: Smiling stimulates our brain’s reward mechanisms in a way that even chocolate, a well-regarded pleasure-inducer, cannot match. In a recent research scientists concluded “that smiling can be as stimulating as receiving up to 16,000 Pounds Sterling in cash
Smiling is definitely more than just a contraction of muscles in your face. 
In fact Mother Teresa’s “We shall never know all the good that a simple smile can do.” reaches probably even further than imagined.
Now, what have you discovered about smiling?
How do you fare on the Smile Scorcard?
Does it truly matter if your smile is contrived or authentic?
In the digital age, how do you communicate a smile in an email. Through Smileys? Thinking positively before writing the lines and hoping that the cosmic energy flows through the servers?
How do you respond to a candidate’s smiling in interviews? Positive or negative?
Can smiling be learnt. Or to put more precisely, re-learnt
 I’d love your insights on this.