Diplomacy is not an end in itself if it does not advance the interests of the nation.

"The past is always tense, the future perfect."

译文：要成就大事，不应该去和众人谋划。

One does not learn computing by using a hand calculator, but one can forget arithmetic.

善于利用时间的人，永远找得到充裕的时间。

成功的道路是由经过计算的风险和不懈的努力铺就的。