I’ve had my best years after fifty. Age is just a number—it’s your attitude that counts. 
My scientific studies have afforded me great satisfaction; and I am convinced that it will not be long before the whole world acknowledges the results of my work.
The best time to work on your marriage is before you have one.
我喜欢雇用有实际行动的人。我经常雇佣那些与我意见有出入的人。
The past is always tense, the future perfect.
衡量一家公司成功的真正标准是其对社会的影响,而不仅仅是其利润。