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不能通過正式手段從非正式到正式。

You must take personal responsibility. You cannot change the circumstances, the seasons, or the wind, but you can change yourself. That is something you have charge of.

"The speed of learning is the only sustainable competitive advantage in today's world."

我已經失去我的生命中不死的一部分，留下來的也就跟畜生沒有分別了。