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I like crossing the imaginary boundaries people set up between different fields—it's very refreshing.
The first condition of understanding a foreign country is to smell it.
"The greatest thing you'll ever learn is just to love and be loved in return."
The more you know, the more you can imagine. The more you imagine, the more you can know.
The mind can be considered as a physical symbol system.
The only way to learn mathematics is to do mathematics.