A few years ago, woman went into small café in South Carolina in the USA and ordered a cup of coffee. When she was finished with her coffee, she paid 100, which was much more than it extra cost. She told the café to use the it. money for customers who needed being she do this? Was she just Why did that she was kind Or could it be out of a more basic human motivation the will to survive? The café where this took place was where local people gathered regularly As word of the woman's generosity spread, more customers to also leave a little extra money as well. This happened at a time of high unemployment, when no one knew who would lose their job next. The customers in the shop realized they needed to help sustain each other through a difficult economic situation let's have a look at the findings of psychologists who have studied kindness as it relates to our survival instinct. The basic concept is that people are kind to each other to ensure survival; that is, it is in everyone's best interest to help one another. When we are kind, we connect with other people and create a sense of community which to live. We do kind things because we want others to do kind things for us in other words, we want to foster reciprocity between people because it helps us all to survive. There are two ways reciprocity works. There's direct reciprocity in which two peopled agree to a specific exchange; for example, I agree to help you move some heavy boxes, and you agree to help me review for my exam