The past is a foreign country; they do things differently there.
过去是一个异国；他们在那里做事的方式不同。
Leadership is about making others better as a result of your presence and making sure that impact lasts in your absence.
Every film is a journey, and every journey is a film.
估计问题的性质不同。在这里，我们不关心检验特定的假设，而是关心估计参数的值。
最好的投资是那些能够创造未来的人。