Indian dance is a language an ancient culture, more specific body language than other dances. It has a lot of hand gestures\steps\eye movement... These as words, words can be linked into a sentence, and then a dance is a paragraph
For example, the general appearance of the action is to say, the earth, mother, I want to begin to dance, please bless me
As for the secret, lies in the look, a paragraph of thought through the heart