"Beware of the man who works hard to learn something, learns it, and finds himself no wiser than before"

This quote by Kurt Vonnegut is a warning to be wary of those who put in a lot of effort to discover something, only to find that they are no smarter than in the past. It suggests that understanding is not always the response, which often the pursuit of knowledge can be useless. It suggests that understanding is not always the key to understanding, and that knowledge is not always acquired through knowing. It suggests that knowledge can be a double-edged sword, which it can be hazardous to rely too greatly on it. It also implies that there is more to life than just knowledge, and that knowledge can come from other sources. Ultimately, this quote works as a reminder to be mindful of the limits of understanding, and to be open up to other sources of wisdom.