There is no scarcity of opportunity to make a living at what you love; there's only scarcity of resolve to make it happen.

It is justice, not charity, that is wanting in the world.

译文：从书本上得到的知识，体会很浅薄，要透彻地了解某件事，一定要亲身实践不可。赏析：做任何事，我们不仅要学习理论知识，还要亲身实践。事情的难与易，对与错，只有自己去做了后才有发言权。