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Read through the most famous quotes by topic #signals
To summarize, the particular song a male sings, and the behavioral responses of females to song and morphological signals, are not genetically inherited in a fixed manner but are determined by learning early in life. ↗
I find that the middle finger is the universal signal of communication. I often use it to wave hello, point at someone, and convey my thoughts to deaf people. I used to use it to shake hands, but it kept getting broken. ↗
Jewelry and pins have been worn throughout history as symbols of power, sending messages. Interestingly enough, it was mostly men who wore the jewelry in various times, and obviously crowns were part of signals that were being sent throughout history by people of rank. ↗