%%
%% The LaTeX Companion, 3ed
%%
%% Example 2-2-13 on page I-45 in "The extended interface".
%%
%% Copyright (C) 2022 Frank Mittelbach
%%
%% It may be distributed and/or modified under the conditions
%% of the LaTeX Project Public License, either version 1.3c
%% of this license or (at your option) any later version.
%%
%% See https://www.latex-project.org/lppl.txt for details.
%%

\documentclass{tlc3exa}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{135.0pt}


%StartShownPreambleCommands
\usepackage{titlesec}
\titleformat {\paragraph}[runin]{\normalfont\scshape}{}{0pt}{}
\titlespacing{\paragraph}{\parindent}{\medskipamount}{\wordsep}
%StopShownPreambleCommands

\begin{document}
\noindent \ldots\ some text above.
\paragraph{The man} started to run away from the truck.
He saw that he was followed by the \ldots
\end{document}