When he finished the story, I said to him, Dick, I wonder what would be the difference between a Feynman sandwich and a Susskind sandwich.

After a few days of noticing his endless presence in Tahrir in the same location, I wondered how is this old man living?

So when I think of that, I wonder what our grandchildren and our great grandchildren, when they ask themselves that question, I wonder how they will answer.

I've been wondering for a long time, since I've been thinking about memes a lot, is there a difference between the memes that we copy the words we speak to each other, the gestures we copy, the human things and all these technological things around us?

And so, as I have been thinking about this, I've been wondering how can we engage these supportive communities to catalyze even more entrepreneurial ideas and to catalyze all of us to make tomorrow better than today?