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\begin{frame}
\frametitle{How to pass this course?}

\emph{How to pass this course?}
\begin{itemize}
\bigskip\pause
\item You must acquire some abilities.
\begin{itemize}
\pause\medskip
\item can only be learned by doing
\pause\medskip
\item work actively on the homework assignments
\end{itemize}
\bigskip\pause
\item You must acquire basic knowledge and reason about it.
\begin{itemize}
\pause\medskip
\item Read the book \emph{before} the lectures.
%   \pause\medskip
%         \item After reading the book, \emph{look through the slides}.
\pause\medskip
\item Ask questions in class, labs or office hours.
\end{itemize}
\end{itemize}
\pause

\begin{block}{Note that}
You are expected to work \emph{4 hours per day} on this course.\\
\pause\smallskip

At least try!
\end{block}
\end{frame}