Who said "Trust is the foundation of all worthy relationships."?

This quote is attributed to Dr. John Watson.

Trust is the foundation of all worthy relationships. - Dr. John Watson

"Trust is the foundation of all worthy relationships."

Dr. John Watson Relationships

Character in The Hound of the Baskervilles

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"I am not a very good subject for a novelist."

"The greatest happiness the greatest number."

"We are not beaten yet."

"Justice, however delayed, is not denied."

"The key to a happy marriage is communication."

"Marriage is about compromise and understanding."

"Life's greatest treasures are relationships."

"Trust is a luxury I can't afford."