Hey,
Seems like you want to be an entrepreneur. So, you need to start reading and learning about business and investment. For now, you can follow the steps below:

• Find inspiration and find people who are in the same business.
• Read about their lives and learn about how they started.
• start reading self-help books and inculcate habits.
• Since you want to start cosmetic business, learn about the industry. Learn about make up products.

Most important part of being an entrepreneur is growing your business, so learn communication skills and other business skills. Some of the books that you can read are:

• Atomic habits
  
• Think and grow rich
  
• Good to great
  

Hope this helps!