Philippa Perry Quotes: If we are not using our brains' capacity for challenge it feels to me as though it atrophies like an ...

If we are not using our brains' capacity for challenge it feels to me as though it atrophies like an unused muscle. (Philippa Perry)

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Philippa Perry Quotes: If we are not using our brains' capacity for challenge it feels to me as though it atrophies like an unused muscle.

Philippa Perry Quotes: If we are not using our brains' capacity for challenge it feels to me as though it atrophies like an unused muscle.

Philippa Perry Quotes: If we are not using our brains' capacity for challenge it feels to me as though it atrophies like an unused muscle.

Philippa Perry Quotes: If we are not using our brains' capacity for challenge it feels to me as though it atrophies like an unused muscle.

Philippa Perry Quotes: If we are not using our brains' capacity for challenge it feels to me as though it atrophies like an unused muscle.

Philippa Perry Quotes: If we are not using our brains' capacity for challenge it feels to me as though it atrophies like an unused muscle.

Philippa Perry Quotes: If we are not using our brains' capacity for challenge it feels to me as though it atrophies like an unused muscle.

Philippa Perry Quotes: If we are not using our brains' capacity for challenge it feels to me as though it atrophies like an unused muscle.

Philippa Perry Quotes: If we are not using our brains' capacity for challenge it feels to me as though it atrophies like an unused muscle.

Philippa Perry Quotes: If we are not using our brains' capacity for challenge it feels to me as though it atrophies like an unused muscle.

Philippa Perry Quotes: If we are not using our brains' capacity for challenge it feels to me as though it atrophies like an unused muscle.

Philippa Perry Quotes: If we are not using our brains' capacity for challenge it feels to me as though it atrophies like an unused muscle.

Philippa Perry Quotes: If we are not using our brains' capacity for challenge it feels to me as though it atrophies like an unused muscle.

Philippa Perry Quotes: If we are not using our brains' capacity for challenge it feels to me as though it atrophies like an unused muscle.

Philippa Perry Quotes: If we are not using our brains' capacity for challenge it feels to me as though it atrophies like an unused muscle.