They should not be harshly punished. Curlies must be supervised when they are with children. They can be boisterous and can unintentionally knock over small children. However, most like children and only need structure to play safely with them. Don't choose a timid puppy.
Curlies drool and are willful.
They can be reserved and sometimes timid or distrustful with strangers, so must become accustomed to people and noises at any early age. His coat needs brushing twice a week.