The office of President is one which requires the utmost diligence and attention.
当下总是不稳定的地方,而过去是我们自以为知道身在何处的地方。
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
【释义】担负重任的人考虑得长远,考虑长远的人往往会忽视眼前的事物。