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

Thank God, under our Constitution there was no connection between church and state.

文学的作用是直面我们内心的黑暗，并找到克服它的方法。

With a library you are free, not confined by temporary political climates. It is the most democratic of institutions because no one - but no one at all - can tell you what to read and when and how.

Leadership is about making tough decisions, not just giving orders.