If there is any doubt over the impact that Nelson Mandela, former president of South Africa and leader against apartheid, made during his time on Earth, look no further than the millions of Twitter tributes pouring in from all over the world.

From celebrities to world leaders to your neighbors across the street, Mandela's death yesterday at 95 serves as a reminder to many of the change that he inspired in South Africa and the world. We've complied just a handful of Twitter messages from celebrities celebrating the man who rose from being a political prisoner to Nobel Peace Prize winner. Take a look: