In Leipzig, whom did Rizal meet? What was the significance of the said meeting?

In Leipzig, Germany, Jose Rizal met Professor Friedrich Ratzel, a famous geographer and ethnologist. The significance of this meeting was that Rizal was able to gain insights and learn from Ratzel's works. This greatly influenced Rizal's own views on the Philippines and its people, which he later expressed in his novels and other writings. Rizal's interaction with Ratzel also reflects his continuous pursuit of knowledge and understanding of his own country, even while he was abroad.