Every day is no Yule day; cast the cat a castock.
The first half of this proverb is used literally by the Italians and Dutch. A "castock" is the stalk or core of a cabbage.
Every dog has its day.
Every dud bids anither gude-day.
Every fault has its fore.
Every flow has its ebb.
Every Jack will find a Jill.
"'Never you fash your thumb about that, Maister Francie,' returned the landlady with a knowing wink, 'every Jack will find a Jill, gang the world as it may; and, at the warst o't, better hae some fashery in finding a partner for the night, than get yoked with ane that you may not be able to shake off the morn.'"—St Ronan's Well.
Every land has its laigh; every corn has its ain caff.
Meaning that everything may be found fault with; and silly objections be raised against the most valuable and useful things.