The Vertical Lines
The light and dark lines forming the background to the sun symbolize night and day, or the passing of time, which is necessary for gaining knowledge.

The Sun
The sun is a symbol of learning, bringing the light of knowledge to the darkness of ignorance

Sheaves of wheat
The bound sheaves of wheat are symbolic of the immature and ignorant child who through the light of education is brought to maturity, or ripeness, making him ready to become a useful member of society

Motto
"Always Faithful" is taken from the Latin hymn "Semper Fidelis" - to strive always to be faithful to God and his teachings.