Question

What are the best sources to learn artificial intelligence?

Answer 1

You should start learning Artificial from this comprehensive video tutorial which will teach all the major concepts of Artificial Intelligence you give you a decent start:

You can also go through this Artificial Intelligence tutorial to start with AI.

For getting a job as an AI engineer you should be a professional in AI and you need to have a certificate for proving it, so, you should go for Artificial Intelligence Course to make your career rise to the next level.