The historian must have a kind of faith that humanity will not and cannot perish.
历史学家必须怀有一种信念:人类不会也不能灭亡。
The only way to do great work is to love what you do.
Reflection on the past is the source of wisdom for the future.
The reward of seeing the joy on the faces of the parents is immense.
"Hope is a fragile thing, but it is also the most powerful force we have."