The traditional character "Sheng" ("ear" and "mouth" above, and "king" below) means:
Relying on the attainments of teaching by word of mouth and becoming a generation The person who is the king is the saint.
The simplified Chinese character for "sheng", with "you" on the top and "tu" on the bottom, roughly means:
Standing on the earth, his deeds are widespread. The one who preaches the praises is the saint~