I think that's one of the most important things in life: to feel good about yourself.
The main task in life is simply this: to identify and separate matters so that I can say clearly to myself which are externals not under my control, and which have to do with the choices I actually control.
在一个快速变化的世界中,学习和适应的能力是最终的竞争优势。
You don't manage people; you manage things. You lead people.