Who said "To know one's self is the beginning of wisdom in living."?

This quote is attributed to Thomas Aquinas.

To know one's self is the beginning of wisdom in living. - Thomas Aquinas

"To know one's self is the beginning of wisdom in living."

Thomas Aquinas

Theologian-Philosopher Italian 1225–1274

"The things that we love tell us what we are."

"To one who has faith, no explanation is necessary. To one without faith, no explanation is possible."

"There is nothing on this earth more to be prized than true friendship."

"Silence is the best response to a fool."