要理解现在，我们必须倾听过去的声音。
The only way to get rid of a temptation is to yield to it.
如果人类不能在我有生之年登陆火星，我将会非常失望。
Museums are the cemeteries of art.
The historian is both detective and storyteller.
Democracy is not just voting, it's a way of life based on the respect of diversity and tolerance.
The only way to do great work is to love what you do.