Comparing and Merging Files
2.2.2 An Example of Normal Format
Here is the output of the command `diff lao tzu'
(see section 2.1 Two Sample Input Files, for the complete contents of the two files).
Notice that it shows only the lines that are different between the two
< The Way that can be told of is not the eternal Way;
< The name that can be named is not the eternal name.
< The Named is the mother of all things.
> The named is the mother of all things.
> They both may be called deep and profound.
> Deeper and more profound,
> The door of all subtleties!