e> attribute. Needless to say, this is easy to
forget, and is probably the single most common source of HTML validation
errors in otherwise well-marked-up web sites.</p>

<p>Markdown allows you to use these characters naturally, taking care of
all the necessary escaping for you. If you use an ampersand as part of
an HTML entity, it remains unchanged; otherwise it will be translated
into <code>&amp;amp;</code>.</p>

<p>So, if you want to include a copyright symbol in your article, you can write:</p>

<pre><c