The phrase "Often, little brother, there is no smoke without fire," suggests that rumors or suspicions often have a basis in truth. In other words, where there are whispers or signs of trouble, there is likely something significant causing them. This notion implies that one should pay attention to the evidence at hand, as it can reveal the underlying reality of a situation.

This quote, found in Alison Weir’s novel "The Lady Elizabeth," reflects the complexities of court life and personal relationships. It serves as a reminder that appearances can be deceiving and that one must often dig deeper to uncover the truth behind the gossip and intrigue that permeate royal circles.