There are number of startups around the world rising up, gaining traction and investment. However, many of them are still dealing with many starting up problems, not knowing the correct way to tackle it. Here is a video from a series of lectures by Sam Altman (President, Y Combinator) and Dustin Moskovitz (Asana Co-Founder) answering the most basic question on How to Start a Startup?
The video answers questions like why should one start a startup and how to start a startup and elaborates on four key areas (Idea, Product, Team & Execution). It also defines the role and duties of a startup founder and also gives details of the financial reward and impact of it. Have a look: