Incorporate suggested changes from Bruce. Thanks.

git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@2884 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689

chapter06/introduction.xml

@@ -17,15 +17,16 @@ the possibilities for mistakes.</para>
 
 <para>If you plan to use compiler optimizations in this chapter, take a look at
 the optimization hint at <ulink url="&hints-root;optimization.txt"/>. Compiler
-optimizations can make a program run a touch faster, but they may also cause
+optimizations can make a program run slightly faster, but they may also cause
 compilation difficulties and even problems when running the program. If a
 package refuses to compile when using optimization, try to compile it without
 optimization and see if the problem goes away. Even if the package does compile
-when using optimization, there is the risk it may have been compiled
-incorrectly due to compiler bugs or whatever. In short, the small gains achieved
-in using compiler optimization are generally outweighed by the risk. First time
-builders of LFS are encouraged not to bother. Your system will still be plenty
-fast enough and very stable at the same time.</para>
+when using optimization, there is the risk it may have been compiled incorrectly
+due to complex interactions between the code and build tools. In short, the
+small potential gains achieved in using compiler optimization are generally
+outweighed by the risk. First time builders of LFS are encouraged to build
+without custom optimizations. Your system will still be very fast and very
+stable at the same time.</para>
 
 <para>The order in which packages are installed in this chapter has
 to be strictly followed, to ensure that no program gets a path referring