to work hard to earn money
money to be earned requires a lot of effort
money is not something that you can just take from somewhere
My brothers kids doesn't know that money doesn’t grow on trees.
I have been told over and over again as a child that money doesn’t grow on trees.
You should listen to our parents and appreciate their hard work because they’re right, money doesn’t grow on trees.
There is no origin for this idiom
Common phrase that has a specific meaning.