Sayings - some translate some need no translation.

The grass is greener on the other side of the hill. This one translates.

What comes first the chicken or the egg? This needs no translation it seems universal.

He is the north end of a south bound horse. This one seems to be Texas unique translating into western USA.

Worthless as tits on a boar hog. Definitely difficult but understandable in other countries.

Slicker than snot. Does not seem to translate. This was tested after sliding on slippery steps and Americans (not Texans) nor Taiwanese got the message.

Shot at and missed and shit at and hit. See above response (minus the slipping).

If you get 'um by the balls the hearts and minds will follow. This one seems universal when explained with hand gestures. If the phrase "short hairs" is substituted for balls it falls flat.

Takes two to tango. This one works OK most people understand dancing or taiwu as we call it in mandarin.

If everything lands jelly side up. Chinese don't eat jelly this one falls flat on it's face.

That dog don't hunt. Bad grammar and doesn't translate well.

Fall flat on it's face. This one works universally, who hasn't fallen forward?

Not the sharpest knife in the drawer- not in common usage but the understanding is universal.

Not playing with a full deck. Universal.

Watch what you ask for. I wish I could remember the confusion way this is said, it is very poetic, suffice it to say it is universal.

Water flows down hill. Universal, everyone understands this concept of the path of least resistance.

Stick a fork in it it's done. Not universal, people who eat rice don't seem to understand the finer points of potato cooking.

Why did the chicken cross the road? Must be the most universal stupid joke.

I'll think of more I'm sure but it is amazing how many stupid sayings are reflections of wisdom and how wisdom crosses cultural and language lines.

and finally,

Circle jerk, no comment I don't know what that means and my Taiwanese friends won't admint to knowing either :-)