How can an actor use their own personal experiences and emotions to inform their performance, while still staying true to the character and the script?

Actors often draw from their own personal experiences and emotions to inform their performance and bring authenticity to their portrayal of a character. However, it is important for actors to balance their personal experiences with the requirements of the script and the character they are playing. One technique that actors use to achieve this balance is called "substitution." This involves substituting a personal experience or emotion for the circumstances of the character in the script. For example, if a character in the script is grieving the loss of a loved one, an actor might substitute their own experience of grief to bring a greater depth of emotion to the sc....