Grain isn't just a commodity; it's the foundation of civilization.
A statement is a means to convey information， a promise is a means to make a commitment.
Be scrupulously truthful, even when truth is inconvenient, for it is more inconvenient when you try to conceal it.
预测未来的最好方法就是发明它。
The growing good of the world is partly dependent on unhistoric acts; and that things are not so ill with you and me as they might have been, is half owing to the number who lived faithfully a hidden life, and rest in unvisited tombs. ― George Eliot, Middlemarch
