Gladys Ng was looking for an opportunity to give back and went on a mobile library volunteer trip. Scared initially, she later realized that volunteer work did not have to be something big. It could be simply telling a child 'well done'. Take a look at how a group of strangers stepped out of their comfort zones to learn from each other and found that volunteering is not just a one way street but an exchange in which they get back as much as they give.