"I spend hours mowing the lawn in absolutely straight lines on my tractor. If it's not right, I do it again."

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I must admit that outside the university, it is difficult to be a pure mathematician. No one in my family understands what I do. My neighbors wonder why I spend all my time in my study scribbling with pencil on a yellow pad of paper instead of going outside to mow the lawn.

— Isadore Singer