你和我各有一个苹果,如果我们交换苹果的话,我们还是只有一个苹果。但当你和我各有一个想法,我们交换想法的话,我们就都有两个想法了。
The books we read are as important as the friends we keep.
Cinema is a matter of what's in the frame and what's out.
学习数学的唯一方法就是做数学。