生活的秘密在于欣赏被严重欺骗的乐趣。
我不必是人类才能理解生命的价值。
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
The self is not so much a substance as a process, and it is the continual task of education to change the process, to develop its activities, and to guide it into channels of efficiency.
政治学的大问题，是找到一种将法律置于人之上的政治形式，这个问题之难，可以与几何学中将圆变方的问题相媲美。
I survived because I kept my imagination alive.
Sustainability is not just about planting trees; it's about planting ideas that grow into actions.