There are many gestures, that we can easily recognize at once. E. g. when someone shrugs off most probably he/she:
Doesn’t know, what is being said,
Doesn’t understand you,
Doubts expediency of your offer,
Or is not inclined to give a positive answer to your question.
Today expert in international relations Karen Ghazaryan attracted the attention of attendees of the school towards the gesticulation of politicians, as quite often they contain subtexts in them.
The lecture directly involved attendees and was full of many interactive questions.