街道因比夜晚更黑暗的东西而黑暗。
The streets were dark with something more than night.
知识的增长是解决问题的关键。
The city is the most complex work of art.
The artist must be a philosopher, a poet, and above all, a revolutionary.
我们对国家的愿景必须大胆而雄心勃勃。