“The Lord Will Multiply the Harvest” [an evening with Elder Henry B. Eyring, Feb. 6, 1998], 3
Here's a devotional address by Brother Wahlquist that gives ideas on how to put this principle into action. It's worth reading and pondering.
And that reminds me of a general conference talk by Elder Larry R. Lawrence, "What Lack I Yet?"
While looking for a picture, I discovered this idea even has an identifiable term - Kaizen. Isn't it great to be able to learn something new?