BBC news 2010-09-24 加文本

1.The president doesn't lose anything by being high-minded and hopeful especially at the UN, but it may not just be cynics and pessimists who point out the many hurdles in the way of his lofty ambition.

it强调句型

It+be+被强调部分+that(强调部分指人做主语时时用who，指人做宾语时用whom)+句子的其他部分。
　　例如：
　　Mary met an old beggar in the street yesterday.
　　It was Mary who/that met an old beggar in the street yesterday.
　　(强调主语)
　　It was an old beggar whom/that Mary met in the street yesterday.(强调宾语)
　　It was yesterday that Mary met an old beggar in the street.(强调时间状语)
　　It was in the street that Mary met an old beggar yesterday.(强调地点状语)
　　注意：it强调句型不能强调句子的谓语。