“So here’s a great puzzle: in a universe ruled by the second law of thermodynamics, how is it possible to generate the sort of complexity that we have today?”(David Christian: The history of our world in 18 minutes: TED 2011) We have many different types of materials, plants, animals…

“In the year 6 CE, a fire devasted Rome. In response, Emperor Augustus creates a permanent team of firefighters that had never been done before in the history of the Empire. Augustus understood that individuals can’t save themselves from fire, they need help from the community. When one’s house…

Bill Gates gave a speech in 2015, saying that if anything that causes death to more than 10 million people in the next few decades, “it’s most likely to be a highly infectious virus rather than a nuclear war”(Bill Gates: The next outbreak? We’re not ready: 2015). Part of…

“The human voice. The instrument that we all play. It is the most powerful voice in the world. It is the only voice that can start a war or say ‘I love you’. And yet people have experience that when they speak, people don’t listen to them. How is…

What is the KISS principle? When we’re discussing how to become a better speaker, the KISS principle means “Keep It Simple and Stupid”. I know it sounds too simple and too stupid that no one will actually think this technique will help, but it is really that simple. Believe it…

A successful speech isn’t just to spread the correct knowledge, but also to inspire the audience and broaden the horizon of how they see the world. Many of us must have watched at least one TED Talk, and maybe rewatched it over and over again. I can’t overlook what a…