海洋对所有人开放，因其无边无际无法被任何人占有，且适合所有人使用。

And I hope you will come back here to Harvard 30 years from now and reflect on what you have done with your talent and your energy. I hope you will judge yourselves not on your professional accomplishments alone, but also on how well you have addressed the world's deepest inequities…on how well you treated people a world away who have nothing in common with you but their humanity.

所以江河不嫌弃小溪的水来灌注，就能汇成巨流。被称为圣人的人，不推辞难事，不违背物理，所以能成为天下的大人物。