The most important challenge facing the world today is the need to create strong, effective, and accountable states in the developing world.

生命太短暂，不要把时间浪费在不能让你灵魂快乐的事情上。

The transition to clean energy is irreversible.

我不害怕失败，我害怕不去尝试。

Human beings are not born once and for all on the day their mothers give birth to them, but life obliges them over and over again to give birth to themselves.