If you can learn how to soothe your own anxieties and mentally talk yourself into seeing the positive side of things, that will be a skill that serves you well throughout life. I imagine there are podcasts and youtube stuff that might be helpful.

There are millionaires who feel like sh#t when they're around billionaires. People with all kinds of possessions and qualifications still question themselves and their own life choices. You can step off the hamster wheel of worry at any stage in life. If you cultivate this kind of skill at this stage in life, you'll be able to recognize future opportunities and make better decisions without a clouded mind.