string disabling non-working style characters Harlowe

http://twinery.org/wiki/twine2:how_to_format_text

Boom! == “Boom!

What is ` ? Is it? Because if it is & # 39;Boom!& # 39; & # 39; does not work and does not work "Boom!"in fact" text "seems to be equivalent to ** text ** even though it does not say that on the documentation pages the program binds me.