最持久的变化来自于理解问题的根本原因，而不仅仅是症状。

It is a common experience that a problem difficult at night is resolved in the morning after the committee of sleep has worked on it.

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.

Farmers are the unsung heroes of our food system; their decisions shape the health of nations.

The best way to find yourself is to lose yourself in the service of others.