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. ↗
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. ↗
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. ↗