理解布莱克-斯科尔斯模型的关键在于认识到它是基于风险中性世界的概念,在这个世界中投资者对风险漠不关心。
"The world is a stage, but the play is badly cast."
本来是贫穷的人家,却非要学人家富人的样子,吃好的、穿好的、用好的,这样的话,用不了多久,这个家就完了。
Everything is connected, everything.
我们不仅仅是开采石头;我们塑造社区的基础。
I think music is a magical thing. It can make you happy or sad, but most importantly, it makes you feel the beauty of life.