A journey is a person in itself; no two are alike. And all plans, safeguards, policing, and coercion are fruitless. We find after years of struggle that we do not take a trip; a trip takes us.
In times of crisis, true leadership is measured by actions, not words.
愤怒的人并不总是明智的。
The advancement of mathematics is due to those who are driven not by the desire for application but by the joy of discovery.