个人投资者应该始终如一地作为投资者而不是投机者行事。
我们之所以能够感知事物的变化,是因为单子在无限的变化中保持了稳定的内在本质。
Make no mistake about it: Computers process numbers - not symbols. We measure our understanding (and control) by the extent to which we can arithmetize an activity.