Don't think too big at first. You'll definitely get there if you play it smart. Babysteps, kiddo, start with the babysteps. We've all been there, we've all started with all the hello-worlds.

Never trust a sole source of information. Always have doubts and double-tripple check with other sources. Some tutorials are misguiding, others could be solving slightly different problems than they appear to at the first glance

listen to the seniors/mentors. Seek for mentorship. This field is too vast to absorb it on your own. Mentors will help you there.

Before diving into coding make sure you know what you want to build, how it'll work. "I'll make it move somehow" is the straightest path to disappointment. Think it through, ask mentors for help if you need

If you're building an elephant, start with his front left feet's toes. Don't start with the elephant.

Always test.

Most importantly - have fun!