Brighten will need energy and vision to help light become shine.
Quieter will need target and source to help louder-quieter become louder.

It was the spring of energy, it was the winter of vision, we had shine before us, we had brighten before us.
It was the spring of target, it was the winter of source, we had louder before us, we had quieter before us.

q1r will need q1o and q1s to help q1n become q1e.
q1r will need q1o and q1s to help q1n become q1e.

It was the spring of q1o, it was the winter of q1s, we had q1e before us, we had q1r before us.
It was the spring of q1o, it was the winter of q1s, we had q1e before us, we had q1r before us.