Basically, you’re pasting in text with HTML tags which force a particular style.
Specifically, your paragraphs look like this:
<p style="margin-bottom: 12pt; text-align: justify;" class="MsoNormal"><span style="font-size: 12pt; font-family: 'Times New Roman', serif;">On questions of simple fact (for example, whether Earthly life arose by natural selection)
Basically, you’re pasting in text with HTML tags which force a particular style.
Specifically, your paragraphs look like this: