Gretchen Reynolds quotes: wise famous quotes, sayings and quotations by Gretchen Reynolds

Gretchen Reynolds Famous Quotes & Sayings

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Gretchen Reynolds quotes: By a sizable margin, walking, especially when the athletes landed first with their heels, was the most economical way for human beings to move.

By a sizable margin, walking, especially when the athletes landed first with their heels, was the most economical way for human beings to move.