“Once, the Internet was fun. It’s time to move on. We’ve built up archives of our past selves online over the years — tweets, social media, message-board posts, live journals or, ahem, deadjournals. And, increasingly, those past selves have become liabilities. Multiple professional baseball players have now apologized for ugly old tweets containing racist and anti-gay slurs. The tweets, written while they were teens, resurfaced online”.

Source : How do I delete my old tweets? Here’s a step-by-step guide. – The Washington Post