No man really becomes a fool until he stops asking questions.

No man really becomes a fool until he stops asking questions.

Historians are like deaf people who go on answering questions that no one has asked them.

Historians are like deaf people who go on answering questions that no one has asked them.

No question is so difficult to answer as that which the answer is obvious.

No question is so difficult to answer as that which the answer is obvious.

It is better to know some of the questions than all of the answers.

It is better to know some of the questions than all of the answers.

It is not the answer that enlightens, but the question.

It is not the answer that enlightens, but the question.

It is error only, and not truth, that shrinks from inquiry.

It is error only, and not truth, that shrinks from inquiry.

To Thales the primary question was not what do we know, but how
do we know it.

To Thales the primary question was not what do we know, but how
do we know it.

It is not every question that deserves an answer.

It is not every question that deserves an answer.

To become rich is easy. Much harder is to solve the riddles of
of the heart.

To become rich is easy. Much harder is to solve the riddles of
of the heart.