If you are a terminal guy as I am, or if you’re a terminal gal, you may be inclined to use Emacs in the terminal as well. A couple of my friends who took up Vim got used to running it within tmux and exchanged one terminal program for the other. This is wrong.
The GUI Emacs program is not just a crutch for the ignorant fools with their fingers all gnarled by mouse overuse; no, GUI Emacs is much more powerful, and there is almost no reason at all to run Emacs in a terminal. Ever.
Let me explain why.