Indeed, dance is the quintessential gesture language.

舞蹈的确是肢体语言的精髓。

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The body language includes the body-gesture language, head-neck language, sign language, face language and looks language.

形体语言包括身姿语言、头颈语言、手势语言、面部语言、眉目语言。

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But the whole experience awakened in me a lifelong interest in body language, gesture, and the conscious effort to understand what other people took for granted, content to pick up emotion and intent for the most part unconsciously.

FORBES: How to Think About Body Language - Part 3

Trying to decipher body language from a single gesture is like trying to find narrative meaning in a single word.

FORBES: How Savvy Negotiators Read Your Body Language

It is also worth remembering that gesture is still a crucial part of human language, even for those with normal hearing.

ECONOMIST: Evidence that the first words were movements, not sounds