You can play with quantification even if you have zero foundation! This article deeply popularizes the disruptive investment concept of "lightweight quantification", explores how to abandon obscure programming and high math thresholds, and redefine the follow-up function into a civilian version of an AI quantitative assistant. Analyze how the system can completely eliminate subjective emotional interference through fully automatic signal capture and millisecond-level execution, help retail investors establish strict trading disciplines amidst market noise, and use strict rules to control uncertain markets.