A key insight in learning theory is that the complexity of a hypothesis class is crucial for generalization.
"El silencio entre las palabras a veces dice más que las propias palabras."
People are always blaming their circumstances for what they are. I don't believe in circumstances. The people who get on in this world are the people who get up and look for the circumstances they want, and, if they can't find them, make them.
The sociological imagination enables us to grasp history and biography and the relations between the two within society.