Literature Reference: 允执厥中，四海困穷，天禄永终。——《尚书·大禹谟》 Hold fast to the Mean, and even if the four seas are in distress, the blessings of Heaven will last forever. Source from 'Shangshu·Dayu Mo'.
允: Promise, to permit. It metaphorically signifies honesty and trustworthiness, ensuring that every commitment is fulfilled.
执: Grasp and persist. Describes a stubborn person. Be cautious, as it may carry ambiguity.
Meaning: Firmly uphold the principle of moderation, symbolizing integrity and steadfastness.