Who said "A true friend knows you better than you know yourself."?

This quote is attributed to Frasier Crane.

A true friend knows you better than you know yourself. - Frasier Crane

"A true friend knows you better than you know yourself."

Frasier Crane Friendship

"I'm listening."

"Tossed salad and scrambled eggs."

"It's a Frasier kind of day."

"Excelsior!"

"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."