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Exercise stimulates growth plates, by putting pressure on bone cells, forcing them to specialize and create new cells. Too much pressure, however, damages the growth plates, which are soft and fragile...The rule of thumb is that lifting one's own body weight (in push-ups,pull-ups, etc) is fine at any age, and kids over fifteen can lift weights.
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― The Tall Book: A Celebration of Life from on High
― The Tall Book: A Celebration of Life from on High
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Thinking is like exercise, it requires consistency and rigor. Like barbells in a weightlifting room, the classics force us to either put them down or exert our minds. They require us to think.
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― A Thomas Jefferson Education: Teaching a Generation of Leaders for the Twenty-First Century
― A Thomas Jefferson Education: Teaching a Generation of Leaders for the Twenty-First Century
