Who said "We need sharp minds, Mr. Bond, not blunt instruments."?

We need sharp minds, Mr. Bond, not blunt instruments. - M

"We need sharp minds, Mr. Bond, not blunt instruments."

"You're not a man, Bond. You're a blunt instrument."

"I think you're still a little jealous of me, aren't you?"

"Quite successful, Bond. Your education was not wasted."

"The world is not enough."