“Every curiosity is in need of the curiosity of speech.”

“That's my answer to the question what is your strongest emotion, if you ever want to ask me: Curiosity, old bean. Curiosity every time.”

“An animal doesn’t need to develop curiosity and intelligence if it has no problems that need solving.”

“People say: idle curiosity. The one thing that curiosity cannot be is idle.”

“Damned meddlers. It’s hard to know when their curiosity is official and when it’s just curiosity.”

“The seed of curiosity had been planted; it needed nothing more than time and boredom to grow.”

“"God is just and punishes us; that is all we need to know; as far as we are concerned the rest is merely curiosity." Such was the conclusion of Lamennais (Essai, etc., partie, chap. vii.), an opinion shared by many others. Calvin also held the same view. But is there anyone content with this? Pure curiosity! — to call this load that well nigh crushes our heart pure curiosity!”

“The constant happiness is curiosity.”

“Curiosity is the lust of the mind.”

“Curiosity is the engine of achievement.”