title: How to insert a checkmark in emacs -nw/gui-less mode
body: <p>I want to insert a tick mark, maybe this: ✔</p>
  
  <p>Can I do it with C-x 8 or some other way?</p>
  
  <p>My environment:
  Latest MacOS, inside Terminal.app
  I start with emacsclient -nw (No gui)</p>