I like the stars. It's the illusion of permanence, I think. I mean, they're always flaring up and caving in and going out. But from here, I can pretend...I can pretend that things last. I can pretend that lives last longer than moments. Gods come, and gods go. Mortals flicker and flash and fade. Worlds don't last; and stars and galaxies are transient, fleeting things that twinkle like fireflies and vanish into cold and dust. But I can pretend.

The ultimate goal of machine learning is to make machines that can learn from experience and improve their performance over time.

翻译：体现了古代明君重视农业生产、轻视奢侈品的治国理念。

创新是现代矿业的支柱，没有创新，我们只是在地上挖洞而已。