Do they have this condition, just like their father?
他们是不是和他们的父亲一样有这种病呢？
Courage is a learned mental skill that you must condition, just as weight training strengthens your muscles.
勇气是种必须通过训化才能学会的思维技巧，就像通过负重训练来强化个人肌肉一样。
Courage is a learned mental skill that you must condition, just as weight training strengthens your muscles.
勇气是种必须通过训化才能学会的思维技巧，就像通过负重训练来强化个人肌肉一样。
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