Who said "I have nothing to do with crime, except to prevent it."?

This quote is attributed to Sherlock Holmes.

I have nothing to do with crime, except to prevent it. - Sherlock Holmes

"I have nothing to do with crime, except to prevent it."

Sherlock Holmes Leadership

"The game is afoot!"

"Elementary, my dear Watson."

"When you have eliminated the impossible, whatever remains, however improbable, must be the truth."

"I am not a romantic, but I am a realist."

"A leader must be fair and just."

"Integrity is everything."

"One must take responsibility for one's environment."

"In this house, I make the decisions"