Meaning of "in this light vein"

English as a Second Language English Vocabulary, Grammar and Idioms
1

Dear Teachers,

What does “in this light vein” mean in:

“In this light vein I dragged him away from the subject.” ?

2

Hi apo

A light vein would be an attitide or mood that isn’t particularly serious. It’s more lighthearted or carefree.

Amy