If you are looking for a career that pays well and can be pursued relatively quickly, there are several options worth considering. However, it's important to note that the term "fast" may vary depending on your current qualifications, education, and experience. Here are a few careers that generally offer good earning potential and may require a shorter time commitment:

1. Commercial Pilot: Becoming a commercial pilot can be a lucrative career choice. Although it requires a significant investment of time and money to obtain the necessary licenses and certifications, the training period can be relatively short compared to other professions. With the global demand for pilots increasing, this field offers excellent earning potential. According to the Bureau of Labor Statistics (BLS), the median annual wage for airline pilots, copilots, and flight engineers was $147,220 in May 2020. [Reference: BLS - Airline Pilots, Copilots, and Flight Engineers]

2. Radiation Therapist: Radiation therapists work in the healthcare industry and play a crucial role in treating cancer patients. They operate machines that deliver radiation therapy to target and kill cancer cells. To become a radiation therapist, you typically need an associate's degree, which can be completed in about two years. The BLS reports a median annual wage of $86,850 for radiation therapists as of May 2020. [Reference: BLS - Radiation Therapists]

3. Dental Hygienist: Dental hygienists work alongside dentists, providing oral health care services such as teeth cleaning, examining patients for oral diseases, and educating them on proper dental care. To become a dental hygienist, you generally need an associate's degree, which typically takes around two years to complete. According to the BLS, the median annual wage for dental hygienists was $77,090 in May 2020. [Reference: BLS - Dental Hygienists]

4. Real Estate Agent: Becoming a real estate agent can be a fast-track to a high-paying career, depending on the local market conditions. While the requirements to become a real estate agent vary by state, it typically involves completing a pre-licensing course and passing a licensing exam. The earning potential in real estate can be significant, with successful agents often earning a commission-based income. However, it's important to note that the income can fluctuate based on market conditions and individual performance.

Remember that while these careers may offer good earning potential and a relatively shorter training period, success in any field requires dedication, continuous learning, and honing your skills. Additionally, salaries can vary depending on factors such as location, experience, and industry demand. It's always advisable to research specific career paths, speak with professionals in the field, and consider your own interests and aptitudes before making a decision.