Every man ought to be inquisitive through every hour of his great adventure down to the day when he shall no longer cast a shadow in the sun. For if he dies without a question in his heart, what excuse is there for his continuance? – Frank Moore Colby

Curiosity will conquer fear even more than bravery will. – James Stephens, The Crock of Gold

Be not curious in unnecessary matters: for more things are shrewd unto thee than men understand. – Bible

Curiosity is lying in wait for every secret. – Ralph Waldo Emerson