When exercising, be sure to focus your attention on what you are doing.
锻炼时，一定要把注意力集中在你正在做的事情上。
-- Lee Haney 李·哈尼
When exercising, be sure to focus your attention on what you are doing.
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When exercising, be sure to focus your attention on what you are doing.
锻炼时，一定要把注意力集中在你正在做的事情上。
-- Lee Haney 李·哈尼
