The function of freedom is to free someone else.
The historian must be impartial, but not indifferent.
我们旅行不是为了逃避生活,而是为了生活不逃避我们。
解决复杂问题的关键在于将它们分解成更简单的问题。
That is what learning is. You suddenly understand something you've understood all your life, but in a new way.