The future belongs to those who give the next generation reason for hope.
如果你照顾好土壤,土壤就会照顾好你。
在计算机中,自然语言是不自然的。
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。
Leadership means making tough decisions today that will benefit everyone tomorrow.