0_Apprentice
Have you ever heard of React (JavaScript Library)
1_Wizard
i had not heard about it but learned it is a javascript library for building user interfaces
0_Apprentice
What does it mean to build a user interface?
1_Wizard
its like a way the human and computer interacts, like how your screen looks and where you click on pages 
0_Apprentice
So is JavaScript a computer language for that?
1_Wizard
yes its one of the three core technologies along with html and css on the internet 
0_Apprentice
Which one is the easiest to learn?  I would love to learn one.