YOU SAID:
people talk loud if they want to act smart
INTO JAPANESE
人々 がスマートに行動する場合は大声で話す
BACK INTO ENGLISH
Speak up if you act smart people
INTO JAPANESE
スマートな人々 に行動する場合話す
BACK INTO ENGLISH
Talk to smart people
INTO JAPANESE
スマートな人々 に話す
BACK INTO ENGLISH
Talk to smart people
That didn't even make that much sense in English.