\documentclass{article}
\usepackage{com.braju.pstricks}



\pagestyle{empty}

\begin{document}


\LARGE
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   \newrgbcolor{lightcyan}{0.9 1 1} 
   \rput[tr](1,9){\ovalnode[fillstyle = solid, fillcolor = lightcyan]{coh}{Coherence}}
   \rput[tr](1,7){\ovalnode[fillstyle = solid, fillcolor = lightcyan]{dif}{Difficulty}}
   \rput[tr](3,5){\ovalnode[fillstyle = solid, fillcolor = lightcyan]{gra}{Grade}}
   \rput[tr](6,7){\ovalnode[fillstyle = solid, fillcolor = lightcyan]{int}{Intelligence}}
   \rput[tr](6,5){\ovalnode[fillstyle = solid, fillcolor = lightcyan]{sat}{SAT}}
   \rput[tr](4,3){\ovalnode[fillstyle = solid, fillcolor = lightcyan]{let}{Letter}}
   \rput[tr](1,1){\ovalnode[fillstyle = solid, fillcolor = lightcyan]{hap}{Happy}}
   \rput[tr](6,2){\ovalnode[fillstyle = solid, fillcolor = lightcyan]{job}{Job}}

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   \ncline{->}{dif}{gra}
   \ncline{->}{int}{gra}
   \ncline{->}{int}{sat}
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   \ncline{->}{sat}{job}
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   \ncline{->}{job}{hap}
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