It's not even known how many kinds of cells there are in the brain. If you were looking for a periodic table of the brain, there is no such thing. I ….

Many of the projects that we do that appear quite successful, it's actually often the second or third time we've given it a try..

If we succeed, it makes no sense to keep it only for ourselves..

I worry that we don't have a very good definition of consciousness yet which makes it hard to tackle..