Who said "To have a friend is to have one soul in two bodies."?

This quote is attributed to Thomas Aquinas.

To have a friend is to have one soul in two bodies. - Thomas Aquinas

"To have a friend is to have one soul in two bodies."

Thomas Aquinas Friendship

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."

"Friendship is built on trust and honesty."

"True friendship is worth more than gold."

"Good friends are like stars, always there even when you can't see them."

"Friendship means sacrifice."