This is a reference from [Daring Fireball]():
```
> This is a blockquote.
> 
> This is the second paragraph in the blockquote.
>
> ## This is an H2 in a blockquote
```

```
<blockquote>
    <p>This is a blockquote.</p>

    <p>This is the second paragraph in the blockquote.</p>

    <h2>This is an H2 in a blockquote</h2>
</blockquote>
```

Any ideas?