My suggestion, Something like that:Why Joomla?
Hundreds of developers have been improving Joomla! since the first version was released in 2005. This immense effort has made Joomla! very popular, easy to use, stable and secure.
Joomla! has thousands of free extensions and templates allowing you to customize your site to fit your specific needs.
— High impact marketing need powerful statements —
From the first released in 2005 Joomla is improved every days by Hundreds of committed developers. Joomla is also backup by an incredible growing community of web solution developers, site owners & users alike that are dedicated to support each others.
This immense effort has made Joomla simply the best CMS choice for any type & size of site today.
The choice is simple! — Multiplatform Modern framework, Smart ergonomic , Easy to build & maintain, Flexible, stable and secure.
Joomla! have also thousands of high quality free & pro extensions and templates builders allowing you to customize your site to fit anything you dream about for your web presence.