Why do you need the big picture in learning Torah. I mean to say why emphasize learning fast when it is known that one gets only a rough idea? [As you see in Sicha 76 of Rav Nahman of Breslov to say the words and go on.] Because you need the small pieces of the big picture but also the overview.
You can see this by this example. This is not a car.

This is a car:

You can see this by this example. This is not a car.

This is a car:
