The causal approach is about understanding the mechanisms that generate the data.
金融模型的真正考驗(yàn)不在于它有多復(fù)雜,而在于它是否能很好地捕捉經(jīng)濟(jì)問題的本質(zhì)特征。
地球上的每個(gè)人都有一個(gè)等待他的寶藏。
荒野是一個(gè)充滿挑戰(zhàn)的地方。要生存,你必須直面它們。
Introspection is the only method by which the mind can be directly observed.
The more you accomplish, the more you want to accomplish.