The mind is a dynamic system of interrelated processes.
The decay of political institutions is often a result of the inability to adapt to changing circumstances, leading to rigidity and eventual decline.
Luck has nothing to do with it, because I have spent many, many hours, countless hours, on the court working for my one moment in time.
快乐不是一件自我存在的东西,它仅是与其他不快乐事情的一个相对比照,这就是快乐的整个情况。