Improve language and fix typos

doc/htmldoc/installation/cmake_options.rst

@@ -116,17 +116,17 @@ The following options help to optimize NEST for maximal performance and thus red
 
 .. note::
 
-   * In our experience, gains from these optimizations are not very large. I can still be sensible to test them,
-     especially if you are going to perform large numbers of simulations.
-   * Your particular use case may touch upon corner cases in NEST execution that our extensive test suite has
-     not covered. Internal consistency tests in NEST in form of ``assert()`` statements can help to detect such
-     corner cases. Using the optimization options above removes these internal checks and thus increases the
+   * In our experience, gains from these optimizations are not very large. It can still be sensible to test them,
+     especially if you are going to perform a large number of simulations.
+   * Your particular use case may contain edge cases during NEST execution that our extensive test suite has
+     not covered. Internal consistency tests in NEST in the form of ``assert()`` statements can help to detect such
+     edge cases. Using the optimization options above removes these internal checks and thus increases the
      risk that NEST will produce incorrect results. Therefore, use these options *only after you have performed
-     multiple simulations of your specific model with default optimization settings* (i.e., ``-O2``) and assertions
-     thus in place.
+     multiple simulations of your specific model with default optimization settings* (i.e., ``-O2``), which leaves the assertions
+     in place.
    * Using ``-march=native`` requires that you build NEST on the same CPU architecture as you will use to run it.
-   * For the technically minded: Even just using ``-O3`` removes some ``assert()``s from NEST since we
-     have wrapped some of them in functions which get eliminated due to interprocedural optimization. ```
+   * For the technically minded: Even just using ``-O3`` removes some ``assert()`` statements from NEST since we
+     have wrapped some of them in functions, which get eliminated due to interprocedural optimization.