Becoming a plumber in Ontario requires dedication, effort, and a commitment to learning the necessary skills. The process involves a combination of education, apprenticeship, practical experience, and passing exams. While it might not be considered "hard" for everyone, it does require a willingness to work with your hands, learn technical skills, and adhere to safety standards. The length of the apprenticeship period and the challenging nature of the work can make it demanding, but many people find it to be a rewarding and stable career path. It's important to research and understand the requirements and commitments involved before pursuing a career as a plumber in Ontario.