There's no such thing as nothing.
WHY is the most important word in an actor's vocabulary.
The text is your greatest enemy.
Silence has a myriad of meanings. In the theater, silence is an absence of words, but never an absence of meaning.
The foundation of acting is the reality of doing.
Your acting will not be good until it is only yours. That's true of music, acting, anything creative. You work until finally nobody is acting like you.