数学中发现的快乐是无与伦比的。

All oppression creates a state of war.

Social progress can be measured by the social position of the female sex.

科学不仅仅是寻找答案，更是提出正确的问题。

心理学必须是纯粹实验性和分析性的。

I will hazard a prediction. When you are 80 years old， and in a quiet moment of reflection narrating for only yourself the most personal version of your life story， the telling that will be most compact and meaningful will be the series of choices you have made. In the end， we are our choices. Build yourself a great story.

The real discovery is the one that makes me capable of stopping doing philosophy when I want to.

"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."