"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."

夜晚是一首伟大的诗，但星星是它的文字。

What we know is not much. What we do not know is immense.

The most important victories are the ones that come after the toughest defeats.

宽恕属于受伤者；但作恶者永不宽恕。