Klaus wonders why you want to see an old fool like him, as those words would be something you would say to someone you really loved. Klaus figure you don't understand, so explains that the dialog is something that would give a man the wrong idea and warns you that it is not something you just say to every man. As Klaus moves closer, he teases that some day you might be caught by a big bad wolf...
Apparently you don't get the meaning of his warning, but Klaus laughs and apologizes. It was just a little bit of advice. Spending all day working makes him say things he typically wouldn't say. He's not worried though, as a more dubius fellow might lose all intrest in being michevious when faced with your innocence. He wants you to stop saying such things. If Klaus had some to your house to wait for you to finish chores, how would you interpet that?
Well you're embarrassed now! Klaus warns you to pick your words more carefully in the future. He has to get back to work, and you run out of the house. Klaus can tell that you were embarrassed.