Consider the words of the title carefully. Notice that each of the three phrases cannot exist without the creator, the observer.
The Sun that shines will cast shadows. The Mask will be worn by the actor. The operator that accepts events as time will ultimately encounter death, and his regret of it.
There is a commonality to these situations that hopefully I have made clear by stating these small words to present an environment of interpretation that thus produces the answer.
The Individual Is Paramount
As Within, So Without