A old primary saying derrived from biblical scripture referring to the cosmic unbalance experienced by both humans and birds in an aura of wetness. The shared self interprentence is lost by the swelling darkness of night, and an uncontrolable urge of wisdom not to fly till dawn arrives.
Two guys come out of a pub:
1st Guy: "Lets burn some rubber in da drag races man while its dark! No coppers!"
2nd Guy:"Wet birds don't fly at night... remember that man..."