Grass is greener in other pastures.
More Dutch Proverbs:
Long fasting doesn't save bread.Dutch
Every flood has its ebb.
Dutch
God gives birds their food, but they must fly for it.
Dutch
A guilty conscience needs no accuser.
Dutch
Good day to you all! said the fox, when he got into the goose-pen.
Dutch
Young folk, silly folk; old folk, cold folk.
Dutch