Here are some ways it can be used:
* "The book was full of golden nuggets about how to improve your productivity."
* "During the presentation, there were a few golden nuggets that really stood out."
* "I was able to glean some golden nuggets of wisdom from my mentor."
The imagery of "golden nuggets" implies that these pieces of information are rare and precious, like gold itself.
The phrase can also be used in a more literal sense, referring to actual gold nuggets, but it's more commonly used figuratively.