%%
%% The LaTeX Companion, 3ed
%%
%% Example 3-4-29 on page I-196 in "microtype \& soul --- Letterspacing or stealing sheep".
%%
%% 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{soul,csquotes}    \soulregister{\enquote}{1}
%StopShownPreambleCommands

\begin{document}
\so{\enquote{$2+2$ equals $5$,}} he said.
\caps{{!`}For \textbf{Extremely} Large Values of $2$!}
\end{document}