According to @QCompounding, Security Analysis is a valuation masterclass for investors focused on fundamentals, source: @QCompounding on X, Dec 31, 2025. The post cites the maxim 'The stock market is a voting machine in the short run and a weighing machine in the long run,' emphasizing long-run, fundamentals-based decision-making for traders, source: @QCompounding on X, Dec 31, 2025.