Which is supposed to mean they're doing something in their broadcasting they would not do is they were simply out to maximize profit; if they were really public service institutions, not purely profit maximizing institutions.

这意味着他们在广播中做了一些他们不会做的事情他们只是为了最大化利润;如果他们是真正的公共服务机构，而不是纯粹的利润最大化机构。

Write injuries in dust, benefits in marble.

把伤害写在灰尘里，把好处写在大理石上。

You cannot hope to build a better world without improving the individuals. To that end each of us must work for his own improvement, and at the same time share a general responsibility for all humanity, our particular duty being to aid those to whom we think we can be most useful.

如果不改进个人，就不可能建设一个更美好的世界。为此目的，我们每个人都必须为自己的进步而努力，同时对全人类负有共同的责任，我们的特别责任是帮助我们认为最有用的人。

You just need to be a flea against injustice. Enough committed fleas biting strategically can make even the biggest dog uncomfortable and transform even the biggest nation.

你只需要做一只跳蚤来反抗不公。足够忠诚的跳蚤战略性地咬人，即使是最大的狗也会感到不舒服，甚至改变最大的国家。

You must not expect anything from others. It's you, of yourself, of whom you must ask a lot. Only from oneself has one the right to ask everything and anything. This way it's up to you -- your own choices -- what you get from others remains a present, a gift.

你不能期望别人做什么。是你，是你自己，是你自己，你必须对你自己提出很多要求。这样，你就可以决定——你自己的选择——你从别人那里得到的仍然是一份礼物，一份礼物。