"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."
世界变化很快,适应者才能蓬勃发展。
证明的严谨性将数学与所有其他科学区分开来。
永远不要停止质疑,即使答案似乎已经确定。
The most sustainable harvest is one that leaves the forest healthier than we found it.
Many backward steps are made by standing still.