The passions that incline men to peace are fear of death, desire of such things as are necessary to commodious living, and a hope by their industry to obtain them.

I don't want to be a symbol, I want to be myself.

"The act of remembering is a way of reclaiming our history and asserting our presence in the world."

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。