At a very fundamental level,the world is divided into schools of thoughts,whether you use your skills and position towards your own prosperity or do you invest them in the making world a better place.Now you can categorise this as Republican vs Progressive ideology or whatever,nevertheless labeling won't change the essence :) If you could see through this lecture,not from a scientific perspective but from that of how science and innovation coupled with the thought of "making world a better palce",you'd realise these are the set of people im referring to.w e need to fix the problems of 21st century,and fix them now!it'll be too late if we rely on charity and govt.we need such innovates and scientists like these who can come up with efficient solutions which work,and not provide mere psychic satisfaction to donors. Is Michael Bloomberg listening?