The above declarations will load the @samp{foo} package immediately. In
most cases, this is not necessary or desirable, as that will slow down
Emacs startup. Instead, you should try to set things up so that
-packages are only loaded when they are actually needed
-(``autoloading''). If you have installed a package from @acronym{GNU}
+packages are only loaded when they are actually needed (this is known as
+``autoloading''). If you have installed a package from @acronym{GNU}
@acronym{ELPA} that provides its own autoloads, it is often enough to
say: