`too confusing to understand for me` you keep saying that what you read here is too confusing for you, have you tried explaining us what do you find confusing?
If you do not tell us what is confusing for you we will not be able to give you the answers you need (though, to properly understand aerodynamics, a bit of physics knowledge would be required, and for that you need math)
If you do not tell us what is confusing for you we will not be able to give you the answers you need (though, to properly understand aerodynamics, a bit of physics knowledge would be required, and for that you need math)