If a worker wants to do his job well, he must first sharpen his tools
In the currency circle,
Everything is divided into two categories, nothing more than "tools" + "message"
“Tools” are things you need to make money
“Message” is the channel through which you can make money
These two share with you two rich learning collection websites (basically everyone must use them)
Tool collection: https://dexnav.com
Message class collection: http://0xcryptouni.com
"Sharing resources, never keeping secrets"