How do I keep from getting shocked when opening door knobs?
user
You should use your hands and/or arms for protection when opening the door, as you did not here.
assistant
How so?
user
You touched the door knob with your hand.  This might be painful.
assistant
So how do I open it without getting shocked?
user
Use your hands and/or arms to protect yourself.  You may then safely touch the door knob, and prevent damage to your hand.
assistant
How do I keep from getting shocked when opening door knobs?
user
You should use your hands and/or arms for protection when opening the door, as you did not here.
assistant
How so?
user
You touched the door knob with your hand.  This might be painful.
assistant
So how do I open it without getting shocked?
user
You could open the door with your foot, which has a bit of insulating material on it.
assistant
How do I keep from getting shocked when opening door knobs?