Summary
This quote implies that the speaker may not possess extensive knowledge or expertise in various matters, but one thing they are certain about is being able to distinguish between something of true value or substance (chicken salad) and something insignificant or useless (chicken shit). It suggests that despite their limitations in certain areas, they have enough discernment to differentiate between what is worth considering and what is insignificant or unimportant. It also implies a straightforward and no-nonsense approach to evaluating things.