[ci skip] less wordy index docs page

Author: pmocz

docs/source/index.rst

@@ -8,7 +8,7 @@ MESA is written primarily in Fortran with a modular, flexible design that facili
 
 🚀 New to MESA? Start with the :ref:`Quickstart<quickstart:Quickstart>` guide to set up and run your first models.
 
-📖 Experienced users may find the :ref:`Reference and Defaults<reference:Reference and Defaults>` page most valuable for exploring the code’s features and input parameters. The :ref:`Test Suite<test_suite:Test Suite>` also describes a wide range of example problems that have been set up for testing and showcasing MESA's features. It can often be a starting point for beginning a project of your own but can require modifications to the setup (e.g. tighter tolerances, additional physics switched on) to be science-grade.
+📖 Experienced users may find the :ref:`Reference and Defaults<reference:Reference and Defaults>` page most valuable for exploring the code’s features and input parameters. The :ref:`Test Suite<test_suite:Test Suite>` provides example problems for testing and showcasing MESA, serving as a project starting point but often requiring modifications for science-grade accuracy.
 
 Check out the full documentation below.