劳动力市场在不断演变,我们的模型应反映这一点。
在数学中,你并不理解事物。你只是习惯了它们。
What we have to remember is that we can still do anything. We can change our minds. We can start over.
记着时间就是金钱。
I don’t let fear define me, I let it refine me.