Let the student know in a very firm manner that this behavior is unacceptable and will not be tolerated in your classroom. (educationworld.com)
It's a thin premise that's employed to watchable yet far - from - engrossing effect by Howard, as the first - time filmmaker's ongoing emphasis on pursuit sequences inevitably lends the proceedings a decidedly monotonous quality - with the novelty of the over-the-top chases wearing off in as demonstrable and firm a manner as one might've feared. (reelfilm.com)
Firm manner in this case does not refer to bullying or physically punishing the dog, it merely refers to the confidence with which a dog's master is able to train and maintain control of the dog. (caninejournal.com)