With the Sensex crossing 50,000, Mint has launched a series called "Sensex and me." In it, finance professionals and ordinary investors document their lives alongside the Sensex in all its ups and downs. Here is Melvin Joseph, a Sebi-registered investment adviser and founder of Finvin Financial Planners, writing about his two-decade old journey in the market. My journey in the market MORE FROM THIS SECTIONSee All I started equity investment in the year 2000 in a small way.