Gestures are universally present. Humans can’t live without them.
In the morning when the school bus leaves, a parent waves bye to his/her little child and the little child also waves back.
After reaching school, that child before entering the classroom and says-“May I come in teacher?” In reply sometimes the teacher simply nods her head.
When a batsman is taking the stance to bat, he often signals with striking of the bat to the ground that he is ready to face the ball.
Sometimes it happens that the batsman asks the bowler to stop before he delivers the bowl. The ball if bowled, is signalled to be a dead ball.
While entering a building, most of the time, the security guard or supervisor salutes you or says-“Good morning sir or ma’am”.
When you take a wicket, you pump your fists in the air to celebrate the homecoming of the wicket.
In baseball when you complete a home run, all celebrate especially the player completing the home run with wide open arms.The whole team dances around and the team mates give fist bumps to each other.
In football, after scoring a goal, a footballers celebrate their goal in their unique styles.
When a traffic cop stops you whether he or she uses any gesture for stopping by showing the hand signal for stop, you understand their signals very well irrespective of anything.
While entering a restaurant, a staff member will always be present to welcome you. Sometime later the manager too would come to greet and ask you whether everything is alright or not.
When a train is about to leave a station, the guard of the train signals with the green flag, so that the train can go ahead.
At a credit card vendor in a mall, they use various techniques of asking you to come to subscribe to their credit cards. They even roam around with you asking you whether you use credit card or not, whether you would like to make the best of the offers which they have. Some even proclaim that credit cards are given on the spot without any documentation. Once you subscribe to such a card, you may use more than a thousand gestures but, you won’t be able to shake them off.
When your boss call you into his/her office, he/she simply gesture with their hand or head that you are wanted in the office.
When you want your mother or father to buy you anything, you would plead, keep on asking them for it, until and unless they buy it for you.
After drinking water from a water bottle, we often wipe our mouths with our hand.
After having a belly full of lunch or dinner we rub our hand over our tummy signalling that we are full to the brim.
When backing our car, a parking assistant often gestures with his hand that go a bit to this side or go a bit to that side.
So, humans are full of boatload of gestures. Given at any time, on any day, we all are consciously and unconsciously making gestures.