I'd like to go by climbing a birch tree, And climb black branches up a snow-white trunk toward heaven, till the tree could bear no more, But dipped its top and set me down again.

我真想去爬白桦树，沿着雪白的树干，爬上乌黑的树枝，爬向那天心，直到树身再支撑不住，树梢碰着地，把我放下来。

耶鲁公开课 - 现代诗歌课程节选

The most famous climb upward, although we will not actually read these parts for this class, concerns the climb to the divided line, the famous image of the divided line in Book VI, and the ascent to the world of the imperishable forms.

最著名的向上攀升，但我们不会实际,在本课中阅读，这些关于攀升到分界线的段落，著名的分界线景像出现在第，VI，部，上升到,不朽形式的世界。

耶鲁公开课 - 政治哲学导论课程节选