If you're looking for powerful speeches from some of the top thinkers in business, entertainment, and politics from around the world, look no further than TED.com. TED, which stands for Technology, Entertainment and Design, is a nonprofit group that sponsors conferences across the US and UK. Attendees pay to hear thought leaders ranging from Al Gore and Steve Jobs to Dr. Jane Goodall and writer J.J. Abrams.
What's unique about TED is that the group makes all of its past speeches available free on its website and even allows reposting. An archive of over 600 speeches, searchable by name and topic/theme, is available, with translations into more than 75 languages. The site also includes a blog, a thriving online community, and information about upcoming events.
For more information visit http://www.ted.com. But be warned. Once you get there, you might never want to leave.