Beautiful friendships” are often based on the fact that the players complement each other with great economy and satisfaction, so that there is a max… - Eric Berne

In technical language, an ego state may be described phenomenologically as a coherent system of feelings, and operationally as a set of coherent behavior patterns. In more practical terms, it is a system of feelings accompanied by a related set of behavior patterns. Each individual seems to have available a limited repertoire of such ego states, which are not roles but psychological realities.

The eternal problem of the human being is how to structure his waking hours. In this existential sense, the function of all social living is to lend mutual assistance for this project.
The operational aspect of time-structuring may be called programing. It has three aspects: material, social and individual. The most common, convenient, comfortable, and utilitarian method of structuring time is by a project designed to deal with the material of external reality: what is commonly known as work. Such a project is technically called an activity; the term “work” is unsuitable because a general theory of social psychiatry must recognize that social intercourse is also a form of work.

If someone frankly asks for reassurance and gets it, that is an operation. If someone asks for reassurance, and after it is given turns it in some way to the disadvantage of the giver, that is a game.