It's always darkest just before it goes pitch black.
It's always darkest just before the lights go out.
It's always the wrong time of the month.
It's better to have loafed and lost than never to have loafed at all.
It's better to retire too soon than too late.
It's difficult to work in a group when you're omnipotent.
It's Good Enough For Government Work.
It's hell to work for a nervous boss, especially if you are why he's nervous!