即使在艰难时刻,我也总是努力保持积极。
The world is full of people who have never, since childhood, met an open doorway with an open heart.
这个世界上充满了自童年以来从未以开放的心态迎接开放之门的人。
The real challenge is not to build a cheap house, but to build a house that is cheap to live in.