It isn’t impossible to slow down time. What that really means is changing your relationship to time. When you “give yourself time” you notice all the things that you can’t see when the only way you know time is by hurrying.
The quality of your action is not only based upon what you do. It is also highly dependent on what you see, what you feel, what you taste, what you notice. Expand your capacity to perceive and you will discover new ways to act.