translation.en: He wrote some very interesting letters to one of his friends who was J.D. Hooker, or at that time, president of the Royal Society, so the maximum scientific authority in Britain Now, this is a root apex growing against a slope.
translation.zh: 他曾写过一些非常有趣的信笺给他的朋友 J.D.胡克讨论植物大脑的问题。 那时，胡可是皇家学院的主席， 也就是英国科学的最高权威。 现在，这是 倚斜坡生长的根端。