“The important thing is not to stop questioning. Curiosity has its own reason for existing.” — Albert Einstein

Curiosity resists definition because it is not a trait possessed by certain people and absent in others. It is more accurately described as a practice — the habit of approaching the unfamiliar not with the instinct to classify and dismiss, but with the willingness to stay uncertain a little longer than is comfortable. The most intellectually alive people in any field are distinguished less by what they know than by the quality of the questions they continue to ask about it.

“Curiosity is the one thing invincible in Nature.” — Freya Stark

The historian, the scientist, the artist, and the child share a common orientation toward the world: the sense that what is already understood is only the threshold of a larger room, and that the door into it is always open to whoever is willing to push. Expertise, at its best, does not reduce curiosity. It deepens it — revealing, with each answer, a more precisely formulated version of the original question.

“We shall not cease from exploration, and the end of all our exploring will be to arrive where we started and know the place for the first time.” — T.S. Eliot