Not all shiny things are golden.
More Serbo-Croatian Proverbs:
The one who can gets two.Serbo-Croatian
A pear tree cannot bear an apple.
Serbo-Croatian
Who digs a trap for others ends up in it himself.
Serbo-Croatian
Iron is worked when it's still hot.
Serbo-Croatian
There's no bread without hoe.
Serbo-Croatian
The first thing that God created was his own beard.
Serbo-Croatian