在科学的道路上，没有平坦的大道可走，只有不畏劳苦沿着陡峭山路攀登的人，才有希望达到光辉的顶点。
On the path of science, there are no smooth roads to take; only those who are not afraid of hard work and climb the steep mountain paths have the hope of reaching the glorious summit.
世界可能是卑鄙的，但人们不必如此，如果他们拒绝的话。
大国总是在寻找机会以牺牲对手为代价来获得权力，并主导体系。
自由是在法律允许范围内做任何事的权利。
Positive psychology is as concerned with strength as with weakness, as interested in building the best things in life as in repairing the worst.
The first lesson reading teaches is how to be alone.
人是理性动物，但当他被要求按照理性的要求行动时，可又要发脾气了。