docs: an expert modification
@@ -18,8 +18,8 @@ configuration options. These tips are highlighted via the following format:
\begin{center}
\begin{tcolorbox}[]
-\small
-How much sugar is in a cup? It depends on how big the cup is! --D. Brayford
+\small An expert is a person who has made all the mistakes that can be made in
+a very narrow field. --Niels Bohr
\end{tcolorbox}
\end{center}
