"In other words, I wouldn't like to be an actor if I could only be real. I like to get wild, behaviorally wild, and it's crazy to think of any form where it's just one way"

Jack Nicholson is revealing his preference for acting over being real. He delights in the liberty of being able to reveal himself in a variety of methods, and he does not want to be restricted to simply one way of being. He wants to be able to check out various characters and feelings, and to be able to express himself in a range of methods. He thinks that being an actor permits him to do this, and he delights in the freedom of having the ability to explore different characters and emotions. He does not wish to be limited to simply one way of being, and he wants to be able to express himself in a range of methods. He believes that being a star enables him to do this, and he takes pleasure in the freedom of being able to explore various characters and emotions. He wishes to be able to get wild and act in such a way that he wouldn't have the ability to in real life, and he thinks that acting is the best method to do this.