This document contains some information on TeX word and paragraph formatting.
{\em some text}
\begin{em} A large amount of text \end{em}
Usually, the highlighted text will appear in italics. When the
highlighted part ends inside a word, it is a good manner to use
the \/ command, which prevents the italic part from being printed
on the regular text. (Compare {\em high}light and {\em high\/}light.