持之以恆

To hold or grasp; to support or maintain; to persevere; to manage or administer; to control or resist.

Possessive particle, similar to 的; pronoun for him, her, it, them; verb meaning to go; preposition indicating location or relation.

to use; by means of; according to; in order to; because of; to consider as; to lead; to be able to; to make

Permanent; constant; unchanging; persistent; usual; ordinary; a surname; one of the 64 hexagrams in the Book of Changes.