编者按：以下来自访客彼得g·詹姆斯·辛克莱励志备忘录。

Editor's Note: The following is a guest post by Peter G. James Sinclair of Motivational Memo.

youdao

编者按：以下来自访客彼得g·詹姆斯·辛克莱励志备忘录。

Editor's Note: The following is a guest post by Peter G. James Sinclair of Motivational Memo.

youdao