MiKTeX 2.9

\documentclass[12pt]{article}

\begin{document}
\title{A sample Latex article by 5 minutes of Latex}
\maketitle

\section{Introduction}
This is a sample introduction section
This is a second line in the introduction section

\section{Motivation}
The motivation behind this tutorial is to share the  the knowledge for the benefits of everyone

\end{document}