Warren Buffett has given away another $6 billion. The latest philanthropic donation went largely to the Gates Foundation, with the remainder going to charities run by his children. Warren Buffett has given away the biggest chunk of his fortune since he began distributing it in 2006.

The legendary investor has shaped the world of finance for more than half a century. But despite his imminent retirement, Warren Buffett’s investment philosophy will continue to have a lasting influen