http://www.arageek.com/2014/01/24/5-features-successful-entreprenuers.html

http://ibnsoliman.com/blog/%D8%B1%D9%8A%D8%A7%D8%AF%D8%A9-%D8%A7%D9%84%D8%A3%D8%B9%D9%85%D8%A7%D9%84-%D8%A7%D9%84%D8%AA%D9%82%D9%86%D9%8A%D8%A9-%D8%A8%D8%B5%D8%B9%D9%8A%D8%AF-%D9%85%D8%B5%D8%B1/

http://www.arageek.com/2013/12/13/why-geeks-love-winter.html