The real value of an option is not in its price, but in the flexibility it provides to the holder.
期权的真正价值不在于其价格，而在于它为持有者提供的灵活性。
生命不过是两段深不可测的寂静之间的喧嚣。
Dictatorship and authentic literature are incompatible. The writer is the natural enemy of dictatorship.
反反复复地做同一件事情，不是孩子天生就喜欢的，但是在重复的过程中，孩子熟能生巧。