TED Talks Daily Book Club: Love Letter to a Garden | Debbie Millman

Are you a giver or a taker? | Adam Grant

The boiling river of the Amazon | Andrés Ruzo

The next step in nanotechnology | George Tulevski

Meet the inventor of the electronic spreadsheet | Dan Bricklin

Why some of us don't have one true calling | Emilie Wapnick

Why I love a country that once betrayed me | George Takei

Why the only future worth building includes everyone | His Holiness Pope Francis

Your inner fire is your greatest strength | Xiye Bastida

The role of art and forgiveness in democracy | Marc Bamuthi Joseph and Wendy Whelan