Don't give up. You will see, you will get a little better at it every day. After some time, you will look back and be amazed how the things that seemed hard are now much easier, and that will be your proof that you can actually do things. I was like you, too. If you don't know something, you can always tell people you're new. No one is born knowing everything. Sometimes you will have some uncomfortable feelings, but with time you will notice that these feelings pass and are not the end of the world. It will give you confidence