I'll lend you the letters but they're for your eyes only.
我愿把这些信借给你，但只准你一个人看。
This will occupy your mind with a simple activity so there's no other way for you to read than to use only your eyes - which is the true secret of speed reading.
这会让你的思想注意在简单的事情上，这时你除了用眼睛就没法用其他的方式阅读了，这是快速阅读最有效的诀窍。
For example, the delicate skin around your eyes is only as thick as a few sheets of paper; the pads on your feet are about as thick as a pencil eraser.
例如，眼睛周围的皮肤很娇嫩，只有像几页纸那么厚；脚垫大约像橡皮一样厚。
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