This post emphasizes that effective trading relies on a combination of personal research and the use of various tools, such as the zigzag indicator, trendlines, and support and resistance. The four essential pillars of trading are: 1) researching a solid strategy, including technical and risk management; 2) collecting data through backtesting; 3) demo testing the strategy; and 4) practicing psychological resilience during live trading. Ultimately, the author notes that successful trading is heavily influenced by psychology, accounting for a significant portion of the experience.