That would probably be looking for sense of security, send of control, sense of safety. The most common pattern of individual behaviors emerge for that need. Its more precious to humans that air we breath. e.g. read more
Most of the humans want to be understood. Nobody wants to understand.. so the most common pattern of the human behavior is tilll the time they are being understood they want to accompany people and the moment they are asked to understand they just get new people. read more
It seems strange when analyzed like that, but the reasons can be explained: close contact with another human, such as that experienced through hugging, is linked to the release of oxytocin, a hormone responsible for attachment and trust. read more