It used to be possible. I had college professors that did it for decades from the 60's until the mid-90's, when computers started killing off previously imaginable ways of life.
"Scores": {
"Anger": 0.0,
"Contempt": 0.0,
"Disgust": 0.1,
"Fear": 0.1,
"Happiness": 0.0,
"Neutral": 0.9,
"Sadness": 0.9,
"Surprise": 0.0
}