Psychotechnique, also known as theatre language, is a rehearsal

Rehearsal

For other uses, see Rehearsal or Dress rehearsal A rehearsal is a preparatory event in music and theatre that is performed before the official public performance, as a form of practice, and to ensure that all details of the performance are adequately prepared and coordinated for professional...

 method developed by Constantin Stanislavsky. The actor would "live life" on stage. Stanislavsky developed a set of exercises and principles designed to help the actor call on personal feelings and experiences, using the body and voice. These elements are used to create the role.

Actors learn to recall emotion

Emotion

Emotion is a complex psychophysiological experience of an individual's state of mind as interacting with biochemical and environmental influences. In humans, emotion fundamentally involves "physiological arousal, expressive behaviors, and conscious experience." Emotion is associated with mood,...

s from their own lives through the development of self-discipline, observation, meditation

Meditation

Meditation is any form of a family of practices in which practitioners train their minds or self-induce a mode of consciousness to realize some benefit....

/relaxation

Relaxation technique

A relaxation technique is any method, process, procedure, or activity that helps a person to relax; to attain a state of increased calmness; or otherwise reduce levels of anxiety, stress or anger...

, and concentration

Concentration

In chemistry, concentration is defined as the abundance of a constituent divided by the total volume of a mixture. Four types can be distinguished: mass concentration, molar concentration, number concentration, and volume concentration...

.