We act as though comfort and luxury were the chief requirements of life, when all that we need to make us happy is something to be enthusiastic about.

The discipline of desire is the background of character.

You have enemies? Good. That means you've stood up for something, sometime in your life.

"The success of machine learning depends on the ability to balance the trade-off between bias and variance in the models we build."

The rule of recognition exists as a social fact.