The excerpt represents the core issue or deciding factor on which you must meditate, and is drawn from Expression of Emotion in Man and Animals by Charles Darwin:|
of the women by their dancing about and casting dust into the air.
Another observer speaks of the native men, when enraged, throwing their
arms wildly about.
 Le Brun, in his well-known `Conference sur l'Expression'
(`La Physionomie, par Lavater,' edit. of 1820, vol. lx. p. 268), remarks
that anger is expressed by the clenching of the fists. See, to the
same effect, Huschke, `Mimices et Physiognomices, Fragmentum Physiologicum,'
1824, p. 20. Also Sir C. Bell, `Anatomy of Expression,' p. 219.
I have received similar accounts, except as to the clenching of the fists,
in regard to the Malays of the Malacca peninsula, the Abyssinians,
and the natives of South Africa. So it is with the Dakota Indians
Expression of Emotion in Man and Animals