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.

释义：没有平地不变成山坡的，没有去了而不回来的，在艰难困苦中应坚守纯正，必然会有好的结果。

释义：兰花生长在深谷，不会因为无人佩戴就不散发芬芳。

做伟大工作的唯一方法就是热爱你所做的事。