My comment....the basic FAR's in the US are succinct, it's the exceptions that are a PITA..... I will assume other countries are similar....
The exceptions are what trip peeps up....
Sorta a...."thou shall ALWAYS do this/thou shall NEVER do this....UNLESS...the moon is full, you scratched your left butt but not the right,, etc., etc., etc.,........"
Sigh.....