$ cat /tmp/Monks/SampleDir/monks.log 
Start line key line.
Ignore this line.
Another line key end.

$ cat /home/user/PerlMonks/Foo/Bar/monks.log
This is line 1.
This key line end.

$ cat /home/user/PerlMonks/sample.txt
This is another key line middle point.
I do not care about this.