In business, you can't be too petty - you need to see the big picture.
Tips
memory
斤 is the unit of catty (weight), so 斤斤 suggests obsessing over every tiny unit of weight. 计较 means to calculate and argue - together, the image is someone haggling over fractions of a gram.
history
From the 诗经 (周颂·执竞): 斤斤 originally described keen-eyed clarity. The sense narrowed over time to obsessive, petty calculation.
