Translation of Toxikologie

What steered the little fly to the plant? Naturally, we do not know the answer. The human being cannot understand nature because he is part of it, he is inside it. Therefore he cannot judge objectively.
I told her that when you meet a person and you like that person you start dating him/her. After a while, if the couple stays together they go to the next step and move together or get married.
In order to get to this hidden lake one would have to row beneath a cave. On the other side of the cave the five of us were alone. The lake was surrounded by limestone mountains covered with tropical trees.