The purpose of life is not to be happy. It is to be useful, to be honorable, to be compassionate, to have it make some difference that you have lived and lived well.
我们都是陌生人,甚至对自己来说也是。
Challenges are what make life interesting and overcoming them is what makes life meaningful.
建筑是一种梦想,是对未来的梦想。