Core Insights - The article discusses the financial habits and characteristics of millionaires, emphasizing long-term investment strategies and the importance of education over high salaries [2][3][11]. Investment Strategies - Certificates of deposit (CDs) are highlighted as a method for long-term investment, offering competitive interest rates but imposing penalties for early withdrawal [1]. - High-yield savings accounts are recommended as a steady way to grow money, with potential returns exceeding 4%, compared to standard savings accounts with rates as low as 0.01% [7][8]. Millionaire Characteristics - A survey of millionaires revealed that 79% did not receive an inheritance, and 80% invested in 401(k) plans, indicating a focus on self-made wealth through hard work rather than high salaries [3][11]. - The majority of millionaires are educated, with 88% holding college degrees, and 52% having postgraduate degrees, although only 8% attended elite schools [2][3]. Career Insights - Teachers rank third among careers most likely to produce millionaires, despite their relatively low average annual income of $61,690, while physicians do not appear in the top five [4][11]. - The financial struggles of physicians, including significant student debt averaging $200,000 and a lengthy repayment period, can hinder their ability to invest early [11][12]. Financial Tools - Acorns is introduced as an automated saving and investing app that helps users invest spare change, promoting systematic wealth growth through compounding interest [13][14].