即使在抽象中，数学也具有深远的现实应用。
Even in abstraction, mathematics has profound real-world applications.
The most successful buildings are those that evolve over time to meet changing needs.
"A man who does not think for himself does not think at all."
Women select men. That makes them nature, because nature is what selects. And you can say "Well it's only symbolic that women are nature", it's like no, it's not just symbolic. The woman is the gatekeeper to reproductive success. And you can't get more like nature than that, in fact it's the very definition of nature.