When typing with fancy characters: - Alt-command-space brings up a window where you can select arbitrary Unicode characters - Go to your keyboard settings in Sy

When typing with fancy characters: - Alt-command-space brings up a window where you can select arbitrary Unicode characters - Go to your keyboard settings in System Preferences and add the “Greek” keyboard. Then you can press ctrl-command-space to switch your keyboard and quickly type in Greek symbols (e.g. “a” becomes alpha). Press ctrl-command-space again to switch back.