Let’s have a look at our emotion from the perspective of Fire, tension and expand/condense:

Happiness. The whole spectrum of Fire and tension, it can be very low or very high. The person is usually relaxed and expands to every direction.

Interest is an emotion with a lot of Fire. We expand to the sky or the object of interest,

Anger. The body is full of Fire. The energy of Fire is usually suppressed, condense by tension. It can be realised and shot to the object of anger.

Sadness usually accompanies a low level of Fire. The body is typically relaxed and condense. However, if it’s somebody very sad can have a bit more Fire and be tense.

Fear is very condensing, tense usually with less Fire.

Disgust usually comes with small Fire, condense and tension.

Positive surprise is full of Fire, very expanding and tense.

Negative surprise has a lower level of Fire, very condensing and tense.