"The only way to achieve professionalism, is in practice. "
This is true, but only practicing a dunk will not make you a better basketball player.
Many people here have tried to offer you feedback that will take you to the next level. They only do this because they see potential in your work, but you have to stop being defensive and listen. The feedback you are disregarding is coming from well respected designers not trolls.
“If I could get an internship right now, would take.”
We want to help you achieve this goal
“But I’m not going to demand something that I have not deserved by knowledge and effort. But in the real world, some things can not be achieved, but that does not mean you can not do things you like.”
You can gain this knowledge, but you have to be open to receiving it.
You have nice rendering techniques but fundamentals are lagging behind. As previously mentioned by several designers, you will see great improvements in your designs by sketching more and focusing on proportions. See Yo’s above post, he gave you a great template.
No one is attacking you, we all really want to see you successful.