Religious practices that are limited solely to the places of worship, such as temples or churches, are considered insufficient and ultimately insincere. Such religion is viewed as false because it fails to influence a person's actions and daily life beyond the sacred space.
The quote emphasizes that genuine faith should extend beyond the confines of religious institutions, inspiring authentic living and moral behavior. When religion remains confined to the sanctuary, it loses its true purpose and significance, making it equivalent to having no real faith at all.