A great country needs more people to serve it. A small country needs more people to serve. So, if both shall get what they need, the great country ought to yield.
However we select from nature a complex [of phenomena] using the criterion of simplicity, in no case will its theoretical treatment turn out to be forever appropriate (sufficient).... I do not doubt that the day will come when [general relativity], too, will have to yield to another one, for reasons which at present we do not yet surmise. I believe that this process of deepening theory has no limits.
How do you measure whether or not a strategy of economic growth that is articulated by a very smart, capable economist actually yields growth? You can't. But you can influence.
Yield and overcome; Bend and be straight; Empty and be full; Wear out and be new; Have little and gain; Have much and be confused. ...The ancients say, "Yield and overcome." Is that an empty saying? Be really whole, And all things will come to you.