A small freestanding pale-blue door slightly open to a strip of starry violet on a sandy plain.

Original artwork, not a still

Richard Feynman

If we want to solve a problem that we have never solved before, we must leave the door to the unknown ajar.

Behind the line

What it means

Our interpretation.

New problems need new thinking, and that means staying open to what you don't yet understand. Leaving the door to the unknown ajar is a picture of keeping your mind just open enough for an unfamiliar idea to slip in.

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