A few answers to questions about translating Earth slang.
An buy'ce, nu mirshe: All helmet, no mind.
Ures mirshe, ures urakto mirde: No mind, no problem. Without a mind, without difficult/challenging thoughts.
Some of these hew closer to direct translations of the English phrase than others. Choose which you like the best.
Muun'baj'ye! — roughly means, "This/I teach you a hard lesson."
Ke baj'hib — an extremely informal command to "learn, take education."
Ke jate'shya — a command to "be better."