Innovation requires both courage and perseverance.

So happiness is the most popular word we have heard through the past two years. Happiness is not only related to personal experiences and personal values, but also, it's about the environment.

写作是我向自己解释自己生活的唯一方式。

我们德国人永远不会摆脱希特勒。他就像我们脸上的胎记。