In Henning Mankell's "The Dogs of Riga," the quote speaks to the complexity of life and moral choices. It suggests that both positive and negative experiences or paths exist, akin to gates leading to paradise or hell. The importance of discernment is emphasized, as individuals must learn to differentiate between beneficial opportunities and harmful ones. Without this understanding, one risks losing their way in life.

This theme resonates throughout the narrative, where characters face critical decisions that impact their fates. Mankell illustrates the struggle to navigate through varying circumstances, reminding readers that awareness and judgment are essential in pursuing a fulfilling life. These 'gates' symbolize the choices that define our journeys, urging reflection on how we engage with the world around us.