作家的职责是说出真相，即使这很不方便。
The only person you should try to be better than is the person you were yesterday.
The only way to survive is to take care of each other.
The world is a book, and those who do not travel read only a page.
The true measure of our success is how we improve global health outcomes.
The anarchic nature of the international system forces states to compete for power.