We all know that the real reason universities have students is in order to educate the professors.

We will first understand how simple the universe is when we recognize how strange it is.

We are not only observers. We are participators. In some strange sense this is aparticipatory universe.

Time, among all concepts in the world of physics, puts up the greatest resistance to being dethroned from ideal continuum to the world of the discrete, of information, of bits.... Of all obstacles to a thoroughly penetrating account of existence, none looms up more dismayingly than 'time.' Explain time? Not without explaining existence. Explain existence? Not without explaining time. To uncover the deep and hidden connection between time and existence ... is a task for the future.

No space, no time, no gravity, no electromagnetism, no particles. Nothing. We are back where Plato, Aristotle and Parmenides struggled with the great questions: How Come the Universe, How Come Us, How Come Anything? But happily also we have around the answer to these questions. That's us.

We all know that the real reason universities have students is in order to educate the professors.

One can only learn by teaching.