These Warren Buffett picks can help investors build a robust portfolio in 2025.As one of the most respected portfolio managers in the world and chairman of Berkshire Hathaway, Warren Buffett continues to motivate value investors around the world. His investment formula is comprised of two parts -- knowing and understanding the company's business and execution capabilities in detail, and purchasing at a reasonable valuation. Although it's an easy formula, it's far more difficult to put it into practice. Henc ...