I continually repeat the cycle — theory, action, feedback — looking for a theory that's effective.

我不断重复这个循环——理论、行动、反馈——寻找有效的理论。

They rinse and repeat this cycle — theory, action, feedback — until they arrive at their destination.

他们精简并重复这个循环——理论、行动、反馈——直到他们到达目的地。