I restrict your freedom (I hope I’ll notice it soon)

Isaiah Berlin inspiredly presented positive and negative freedom in 1958 in his essay Two Concepts of Liberty. In his essay he defined positive freedom as the freedom to do something. Negative freedom means a situation where a person is free from interference. Charles Taylor adds in 1979: Negative freedom means opportunity and positive freedom means human agency. Oppenheimer and MacCallum wanted to create a politically neutral definition of freedom. Arguments describing freedom can be presented in the following form: X’s freedom from Y to Z.

Our own norms define the variables of freedom.