现在国家的责任就在你们年轻人身上。你是东北人，你们介乎日、俄红白这两大帝国主义势力之间，你们很难应付，尤其是你们东北的年轻人，责任就更重。
1925年，孙中山在病榻前对张学良说，指出苏联是红色帝国主义。
Farmers are the main body of agriculture, we must make farmers beneficiaries of modern agriculture.
真正的创新发生在学科的交叉点。
Our frustration is greater when we have much and want more than when we have nothing and want some. We are less dissatisfied when we lack many things than when we seem to lack but one thing.
I don’t want to be safe. I want to be real.
理智是不朽的，其他一切都是有限的。
如果你想成为最好的，就必须击败最好的。
我不等待灵感，我创造灵感。