If you regret becoming a dog trainer, there may be several reasons to consider. First of all, the profession of dog trainer requires a lot of time and energy, including interaction with dogs, training, and learning related knowledge and skills. If you find that the work content or intensity of work in this career does not match your expectations or interests, you may feel disappointed or regretful.

Secondly, the career development of dog trainers may also be subject to some restrictions, such as market demand, industry competition and other factors. You may also regret it if you are dissatisfied with the prospects or benefits of the career.