Good advice. While most Investors are expecting quick profits, beginners think that avoiding nvestment process of long term holding and then engages on trading on short term varieties is the best.
They also think it is about acquiring the technical knowledges is most needed. What is next is the risks to lost on the process of buying and selling within a short time that matters which may also demsnd more capitals including strong emotional capacities while trading in the market.
Instead investment is preferred as a beginner until you understand the market analysis better and builds a strong emotion against market sentiments.