!-
~~Strike this-~~! "**bold** "_*italic_* "+__This should be underlined.+
__
That above is not using anything to prevent parsing; As of now, _*it simply doesn't happen_* when I use quotation or exclamation marks there. However, it does parse correctly when the syntax _*is not_* placed near quotation marks:
! -
~~Striking this-~~ ! "the **bold** text "the _*italic_* text " +__This is underlined.+__