Small and sweet memories

From an article in the CNN.com under living Bob green talks about "small and sweet"memories that we keep in our mind despite the time that have passed.
He talks about this 80 years old lady, who remember this grocery owner who was very patient with her and her friend, while they were deciding on which candy to pick. He also talks about this lady from japan who studied in the USA and who was not good at baseball but got the encouragement of a stranger who told her "you can do it". Those words are now her mantra in everything she sees challenging.
"Small and sweet memories", we do all have one at least, that make us smile or boost our energy. While we are living those experiences, we do not see the importance in it. But as time pass, we become more aware of the importance of those moments that make us smile today. As tiny as it can be sometime. Bob Green article is about encouragement, encouragement that we receive from our family, friends, or even stranger, they can be tiny from the outside but from the inside, they are limitless. The nice gesture that comes from some people with no interest behind are the best one that we ever going to receive. They can be "small and sweet memories" but those memories give us qualities that we could never have imagined.