Keep on going and the chances are you will stumble on something, perhaps when you are least expecting it. I have never heard of anyone stumbling on something sitting down.

If I want to stop a research program I can always do it by getting a few experts to sit in on the subject, because they know right away that it was a fool thing to try in the first place.

I've never heard of anyone stumbling on something sitting down.

here is a great difference between knowing a thing and understanding it. You can know a lot and not really understand anything.

99 percent of success is built on failure.

Don't bring anything to me but trouble.

I think that the greatest education in the world is the education which helps one to be able to do the right things at the time it has to be done.