The phrase "that’s enough onion for the day" is often used colloquially to suggest that someone has had enough of a particular experience or situation, especially if it has been overwhelming or emotionally charged. The use of "onion" can metaphorically refer to layers of complexity, emotions, or issues that can be peeled back. Just as one would not want to overindulge in onion due to its strong flavor or potential for causing discomfort (like