Generations to come will scarcely believe that such a one as this walked the earth in flesh and blood.

心理学必须阐明心灵的实际运作。

Technology can help us monitor forests, but it's human commitment that will save them.

I'm not perfect, but I'm trying every day to be better.

旅行就是发现每个人对其他国家的看法都是错误的。