“You may see a few famous speeches on this list, but my guess is that most people are not aware of many of them — just as I wasn’t when I first started looking around.”
James Clear has created a great resource that’s likely to keep you busy for a while.
He’s created a page to feature transcripts of great speeches you’ve probably never heard including talks from people like Jeff Bezos, Neil Gaiman, Steve Jobs, and J.K. Rowling.