In science, the most exciting phrase is not 'Eureka!' but 'That's funny...'

犯错的人生不仅更光荣，而且比无所事事的人生更有用。

The photograph isn't good enough. It's not radical enough.

在数学中，提出问题的艺术必须比解决问题更有价值。

活着就是背叛，背叛才能活着。