直到有一天，国内一家旅行社的老总亲自来黎巴嫩，直接找上了我。我跟他说了自己对行程安排、景点、晚餐的想法，他听完就说，以后黎巴嫩的业务，直接跟我合作。
The semicircle is not fixed
，这一点在wps下载中也有详细论述
This time, we had a long discussion about the tradeoffs, and I finally agreed with him that he should not take that step.
过去的逻辑：唯快不破，从0到1。
shell: free cmdline before continue