The president used the opportunity to reflect on the challenges that he has faced in his first year in office.

VOA: standard.2010.01.17

Polemarchus But Socrates challenges Polemarchus to a group, any group, cannot be a virtue in itself, and he trips Polemarchus up with a very, in many ways, familiar Socratic argument "? "Do we ever make mistakes?"

但苏格拉底仍挑战,对一个团体或任何团体忠诚本身，并不能当作是一种美德，他对付，Polemarchus，的方式,是大家非常熟悉的苏老式辩论,“我们曾犯错吗“

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But amid the challenges, Dunn saw an opportunity, even if he didn't have claim to land in Overtown.

VOA: standard.2010.03.10

He promised that the government will meet what he called "the huge challenges ahead of us."

VOA: special.2010.05.22

But he says there are challenges, including the difficulty in getting the plan approved by the United States Congress.

VOA: standard.2009.12.11

we've got seven or eight big problems." And as he took on those challenges, a presidential style emerged.

VOA: standard.2010.01.16

The groups urged the winner to be magnanimous as he will face immense challenges as the new president "that should transcend partisan politics."

VOA: standard.2009.07.26

He spoke about challenges facing Iraqi forces and American troops in their new mission.

VOA: standard.2010.08.02

But he warned that the looming rainy season could present new challenges.

VOA: standard.2009.06.11

But he says agricultural research is fundamental to meeting these challenges.

VOA: standard.2010.03.29

But,regardless,he still faces the same challenges.

VOA: standard.2009.09.24

He said girls in one Dakar school explained to him some of the daily challenges they face, such as the lack of bathrooms in the school, bullying from boys, and a lack of textbooks.

VOA: standard.2010.05.19