Who said "To have a friend, one must be willing to be a friend."?

This quote is attributed to Booth Tarkington.

To have a friend, one must be willing to be a friend. - Booth Tarkington

"To have a friend, one must be willing to be a friend."

Booth Tarkington Friendship

Novelist American 1869–1946

"The only honest art form is laughter, comedy. You can't fake it."

"In your youth you are a reader; in your middle age you are a leader; in your old age you are a listener."

"Midway through the journey of our life, I found myself uncertain of the path forward."

"The mind, when it wanders, discovers truths that diligence cannot find."

"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."