Every mental state exists for a purpose; to understand it, we must ask what function it serves in the broader system of behavior.
每种心理状态都有其存在的目的；要理解它，我们必须询问它在更广泛的行为系统中发挥什么功能。
I'm the truth, don't ever doubt me.
The most important thing in directing is to have a clear vision of what you want to achieve.
投机者是观察未来并在未来发生之前行动的人。