世界充满了美，但也充满了痛苦和苦难。
The world is full of beauty, but it is also full of pain and suffering.
教师之为教，不在全盘授予，而在相机诱导。
有时最简单的旋律反而最有力量。
不要害怕失败，要害怕不去尝试。
Character is much easier kept than recovered.
Courage in monetary policy is not the absence of fear but the judgment that something else is more important than fear.