What Knowledge Should a Trader Learn?

Before plunging into the world of forex, it would be better if we first knew the ins and outs of the forex world. Like a newborn baby, it takes a long process to become proficient at walking or running. We must recognize the forex world well starting from what forex itself is, how forex works, forex analysis, decision making, psychology and other things so that we as novice traders do not get lost before plunging into this forex world.

Please, friends, add what you have to learn in this forex.