In foreign policy, the currency of trust is more valuable than gold.
The function of leadership is to produce more leaders, not more followers.
The most important thing in science is not to stop questioning.
History is not just about the past, it is also a mirror of the present.
"The world is a mysterious place, and we are all just trying to find our way through it."
A good mathematician is not one who knows all the answers, but one who asks the right questions.