But that's not true. Do you know there is a huge science to spanking. No, I didn't know that, I just thought it felt good. Spanking can be sensual yet sadistic. You have to know the different affects of each tool.
Wood has a different feeling than leather.
Some enjoy just stinging sensations while others like a deeper pain. It's understanding the different approaches and being able to adapt. Remember there are always limitations. Someone who is not skilled may leave lasting marks such as bruises or welts. It's also knowing when to push their limits and when to back off.