Innovation is not about saying yes to everything. It's about saying no to all but the most crucial features.

"In human relationships, kindness and lies are worth a thousand truths."

Science is not just a collection of facts; it's a way of thinking.

"We are not seven, we are one."

"Memory is a tricky thing; it can be both a blessing and a curse."

On pricing: "There are two kinds of companies， those that work to try to charge more and those that work to charge less. We will be the second."

The PAC learning framework provides a formal way to analyze the efficiency and effectiveness of learning algorithms.