The beauty of instrumental variables is that they allow us to see the world in a new light.
工具变量的美妙之处在于它们让我们以新的视角看世界。
慎防欲念如同牵拉逆水之舟，一旦停下来便会倒退；着力行善如同攀缘无枝节的树，一旦停下来便会下滑。
I don't let the darkness dim my light.
The world is full of signs and wonders that come, and go, and if you are lucky you might catch the tail of one.
最も強い人間は、自分の弱さを認めることができる人だ。
If you can dream it, you can achieve it
Success is my only motherfuckin' option, failure's not.