每一条法律规则的存在都归因于一个目的，一个实际的目标。
Genetic research should serve humanity, not just commercial interests.
"The essence of mathematics lies in its freedom."
"Literature has the power to transcend time and space, connecting us to the thoughts and feelings of people from different eras and cultures."
在人工智能领域取得成功的关键是在数学和统计学方面有坚实的基础。