Originally Posted by
RatherBeInYOW
As yes, the ago old frequent flier wisdom.
But you forgot the corollary "If you think you are spending too much time in airports, you show up late and you/your bags miss a flight, don't complain about it on FlyerTalk".
I prefer:
There's always someone who knows more than you [on FlyerTalk].
Sometimes, they really do.