You can add standard markdown syntax:

- multiple paragraphs
- bullet point lists
- _emphasized_, **bold** and even **_bold emphasized_** text
- [links](https://example.com)
- etc.[^etc]

[^etc]: Et Cetera (English: /ɛtˈsɛtərə/), abbreviated to etc., etc, et cet., is a Latin expression that is used in English to mean "and other similar things", or "and so forth"

```plaintext
...and even source code
```

> the possibilities are endless (almost - including other shortcodes may or may not work) (almost - including other shortcodes may or may not work)