Start your small business
For a better life, start your small business. Start small and slow, work with someone who complements you, build your unique product or service, and market it well.
For a better life, start your small business. This is particularly true in the Western World if you earn less than $150k.
Start small and grow organically. Don't suddenly give up on your source of income and start a new endeavor or business. That will just create stress. Running two parallel businesses is also stressful but it is less stressful than a new business that is not meeting expectations.