Buy stimulates bull but references bear.
Active stimulates matter but references motion.

It was the epoch of bull, it was the epoch of bear, it was the season of buy, it was the season of sell.
It was the epoch of matter, it was the epoch of motion, it was the season of active, it was the season of passive.

q1e stimulates q1o but references q1s.
q1e stimulates q1o but references q1s.

It was the epoch of q1o, it was the epoch of q1s, it was the season of q1e, it was the season of q1r.
It was the epoch of q1o, it was the epoch of q1s, it was the season of q1e, it was the season of q1r.