乐观是一种可以学习的技能。一旦你学会了它，你就能在各个方面改善你的生活。
The most dangerous phrase in business is "We've always done it this way."
It is sadder to find the past again and find it inadequate to the present than it is to have it elude you and remain forever a harmonious conception of memory.
"Success is a lousy teacher. It seduces smart people into thinking they can't lose."
Every story is a kind of ghost, haunting the present.
The challenge in computer science is to bridge the gap between the theoretical models and practical applications.