Block those metaphors

I heard this sentence on television a short time ago. The source is Politico:

Even as Democratic contenders are well into the process of courting high-ranking and local labor officials, union leaders plan to delay their endorsements as they take the temperature of members on the ground in an attempt to avoid the top-down approach that caused so much heartburn.

All those metaphors — they just lead to heartburn. So much heartburn. And such a strange courtship.

Related reading
All OCA metaphor posts (Pinboard)