如果一个人只希望幸福，这很容易实现；但我们希望比别人更幸福，这总是困难的，因为我们相信别人比他们实际更幸福。

I’m a very positive thinker, and I think that is what helps me the most in difficult moments.

The only way to find the limits of the possible is by going beyond them into the impossible.

自然界无处可憎或卑劣，而是处处令人赞叹且无穷无尽。