What does the quote mean..."the sun never sets on cool"?

Question

one of my hs football coaches who died always said this quote... what does it mean?

Answer 1

I have never heard that quote before.

I heard "the sun never sets on the british empire", which is because at one point they owned so many territory including the America, that it was alwasy daytime in at least one of their territory.

Answer 2

Dream the dream  rock it out....never give up.. time is your partner.

Answer 3

even after the sun goes down and the parties start still be yourself and maintain control(be "cool")