The context of the following conversation is Carson learned a lot in school, as well as taking self-paced courses online, reading books, and practicing real-world skills.:
Carson says I've been learning so much lately that I'm almost bursting with knowledge..
The friend responds Is it just from school?.
Carson responds No, I'm also taking online courses, reading books and trying to learn real-world skills..
The friend responds Wow, you've really been burning the candle at both ends, as they say. You're becoming very wise..