一个词的意义不是心智实体，而是社会实践。

The end of history will be a very sad time. The struggle for recognition, the willingness to risk one's life for a purely abstract goal, the worldwide ideological struggle that called forth daring, courage, imagination, and idealism, will be replaced by economic calculation, the endless solving of technical problems, environmental concerns, and the satisfaction of sophisticated consumer demands.

Sustainability is no longer an option—it's a necessity for any business that wants to thrive in the future.

最も強い人間は、自分の弱さを認めることができる人だ。