How to Hide Labels from Subjects in Gmail

Hiding from a pleuronectida?
Stay left. Exit to the left.
The flounders called "right-eyed" sit on the ocean floor and their left. They have both eyes on their right side.
Now, all eyes on subject lines in Gmail, labels out of sight:
›› Huge blobs of color pushing your email's Subjects out of sight in Gmail? Here's how to remove labels from Subjects instead, and see your messages' topics again.