"Deep learning is a form of machine learning that enables computers to learn from experience and understand the world in terms of a hierarchy of concepts."

出自汉·桓宽《盐铁论·忧边》。因，根据。知，通“智”。明智的人根据时机而改变行动方案，智慧的人随着事情的发展而制定不同的应对策略。这句话言随机应变、因事制宜才是明智者。明智的人，因时间的推移而进行改革；聪慧的人，依世情而制定治国方法。

The holographic principle suggests that the information content of a region of space can be thought of as encoded on the boundary of that region.

Psychology is the science of mental life.