Innovation is not just about creating new products; it's about rethinking how we solve old problems.
The science of government it is my duty to study, more than all other sciences; the arts of legislation and administration and negotiation ought to take the place of, indeed to exclude, in a manner, all other arts.
当且仅当所有投资者都持有均值-方差有效的投资组合时，市场组合才是有效的。
People are curious. A few people are. They will be driven to find things out, even trivial things. They will put things together, knowing all along that they may be mistaken. You see them going around with notebooks, scraping the dirt off gravestones, reading microfilm, just in the hope of seeing this trickle in time, making a connection, rescuing one thing from the rubbish.
人工智能是新的电力。
