You Can't Learn To Act Without This Rectangle! What is A Character? What is Acting? (Basic definition) This Changed How I Thought About (myself, other people) Characters & Acting. 1st Day of Drama School. What I learned might surprise you. The 4 Principles of Acting/Drama Training Part 4: No Gods or Idols The 4 Principles of Acting/Drama Training Part 3: Right and Wrong The 4 Principles of Acting/Drama Training Part 2: The Quality of Acting The 4 Principles of Acting/Drama Training Part 1: The Meaning of Words