I know from personal experience that friends and family certainly doubt that I can make a living wage from sports trading.
And I have no doubt that when I do, it will be because I was lucky etc

Fortunately, I am a resilient little so and so - I'll leave the Anglo Saxon out - that's LeTiss' domain.
Something that I do, is watch the following video each day:
https://www.youtube.com/watch?v=g-jwWYX7Jlo&t=4s
For anyone starting out, rather than argue with people who doubt you, simply agree to disagree and focus that energy on doing something more productive, ideally, that progresses your trading career.
Iambic