Yet, faced with sustained challenges like the BP oil spill, Obama has struggled to calibrate his inner clock and rouse himself to palpable intensity and action.
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持续的改变需要很大的勇气、磨砺和承诺,只要你唤起内心的力量、勇气和坚韧,你就能做到。
It takes courage, grit and commitment to bring about lasting change, and you can do it, but only if you decide to connect to your own internal power, courage and fortitude.