It’s very important to work slowly at first to study where the balance points are. Takedowns are quick and they should not rely on superior brute strength. It’s a matter of understanding leverage and structure. Where is he weak? Where is he strong? In order to know this without thought, we have to study carefully and slowly. Once the methods are ingrained, gradually speed up until you can do it at full speed.
If you skip a stage in your development, it will be very hard to pull it off in real-time.