过度的道路通向智慧的宫殿。
诗歌的语言是心灵的语言,它以其他语言无法做到的方式与心灵对话。
史记
"The only way to learn mathematics is to do mathematics."
One of the first things taught in introductory statistics textbooks is that correlation is not causation. It is also one of the first things forgotten.