I bumped into this video and i was not only informed but i was also educated as well. I never thought that it has tremendous potential to change our lives, to better protect individual privacy, to empower each and everyone, to change government systems, and to even change world economic transactions. Its a worth it video so i decided to post it here, check this out guys! 
This is the article from cointelegraph that has comprehensive lesson for beginners regarding cryptocurrency. https://cointelegraph.com/bitcoin-for-beginners/what-are-cryptocurrencies