The first thing everyone needs to do before investing in cryptocurrencies is to gain knowledge i.e. to gain experience, because without experience one may not be able to achieve success from his investment and trading. Those who have experience about the market can do proper market analysis even if the price of any coin in the market is going down then they can hold patiently and they don't panic
Yeah knowledge is important when comes to starting investment, but there are both basic and complex knowledge, when comes to bitcoin investment. So the basic knowledge of bitcoin is understanding the potential and how to invest in bitcoin like buying or accumulating and holding, while complex knowledge is focusing on the technical part also and understanding how bitcoin works in whole .
But due the fact that time and prices wait for no one , one can go for the basic knowledge first before Going into bitcoin investment to safe time and for them tos start accumulating on time, and as time goes they may choose to focus on gaining more knowledge as they accumulate.