But behind all that confidence, I figure, must be some hard lessons learned.
但是我知道，在这所有的自信背后，都有一些深刻的教训。
What lessons have you learned the hard way?
你有什么这方面的教训么？
After all, life lessons are always learned the hard way.
毕竟，生活中的教训总是需费一番苦功才能学到。
Certain lessons have to be learned the hard way.
有些教训只有通过这种尴尬的方式才能吸取。
There are many hard lessons to be learned from life.
生活中有许多严酷的教训要吸取。
There are many hard lessons to be learned from life.
生活中有许多严酷的教训要吸取。
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