Of course, every state must act and every action of the state interferes with something or other. But that is not the point. The important question is whether the individual can foresee the action of the state and make use of this knowledge as a datum in forming his own plans, with the result that the state cannot control the use made of its machinery and that the individual knows precisely how far he will be protected against interference from others, or whether the state is in a position to frustrate individual efforts.
