The words "esse quam videri" are hereby adopted as the motto of this State, and as such shall be engraved on the great seal of North Carolina and likewise at the foot of the coat of arms of the State as a part thereof. On the coat of arms, in addition to the motto, at the bottom, there shall be inscribed at the top the words, "May 20th, 1775." (1893, c. 145; Rev., s. 5320; C.S., s. 7536.)