The meaning of a word evolves. And this is what we call ...

 

The meaning of a word evolves. And this is what we call Philosophy. Thus, saying a word, or words, or... tweeting words, involves Philosophy.

Also, not to forget, the diction shows your mental condition. And by mental, of course, it also means your emotion.

To recall mental, re-read Sigmund Freud, and to recall emotion, Robert Plutchik, also Abraham Maslow as a variation to deepens your memory on Robert Plutchik.

Nowadays relevant read related: 

1. Portraits of the Self by Constantine Sedikides and...