"There's this wonderful first assistant and he'll be saying, 'Now Harry goes down among the dragons.' You have to hold yourself together. Because if you lose it for a second then you're sunk"

This quote by Maggie Smith is a reminder to stay focused and remain composed in tight spots. The quote is most likely describing a scene in a motion picture or play where the lead character, Harry, is facing a daunting job. The very first assistant is likely encouraging Harry to remain strong and brave in the face of risk. The quote is a pointer to remain composed and not let fear take over, as if one loses control for even a 2nd, the repercussions could be alarming. It is a suggestion to remain concentrated and stay composed in the face of misfortune, as it is frequently the only method to prosper. The quote is a reminder to stay strong and brave in the face of danger, and to never ever quit.