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.

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

You will never stub your toe standing still. The faster you go, the more chance there is of stubbing your toe, but the more chance you have of getting somewhere.

Knowing is not understanding. There is a great difference between knowing and understanding: you can know a lot about something and not really understand it.

The biggest job we have is to teach a newly hired employee how to fail intelligently. We have to train him to experiment over and over and to keep on trying and failing until he learns what will work.

We often say that the biggest job we have is to teach a newly hired employee to fail intelligently... to experiment over and over again and to keep on trying and failing until he learns what will work.