赏析:形容人的身体如同枯木,心灵如同死灰,达到了一种超脱的境界,不再被外界的事物所干扰。
I have learned to seek my happiness by limiting my desires, rather than in attempting to satisfy them.
布莱克-斯科尔斯模型的美妙之处在于它将期权定价问题简化为几个可观察的变量。
The study of consciousness must be free from all subjective bias.