保持大脑活跃对我的存活有至关重要的作用，还有保持幽默感也是。
"Humor is a way of dealing with the absurdity of life."
The money came between us like a ghost, and I could not touch her hand without feeling that chill.
Three things are necessary for the salvation of man: to know what he ought to believe； to know what he ought to desire； and to know what he ought to do.
The only limit to our realization of tomorrow will be our doubts of today.
"In the middle of difficulty lies opportunity."