The energy of words....need I say more?!?
A brief look at what it is that we are talking about when we talk about time...
Philip Zimbardo on culture and time. He is a psychologist and professor emeritus at Stanford. He was one of the primary researchers who undertook the Stanford Prison Experiment in the early 1970's.
Brian Greene is a professor of theoretical physics at Columbia University and a proponent of string theory. He has been chairman of the World Science Festival since founding it in 2008.
Shorter version of Brian Green on 'time'
Full length version of Brian Greene on 'time'