"Nur wer die Gefahr besteht, geht in sich."

Loneliness is the price we pay for self-awareness.

Optimism is a strategy for making a better future. Because unless you believe that the future can be better, you are unlikely to step up and take responsibility for making it so.

思想的功能是引导成功的行为。

文明的真正考验不是人口普查，不是城市的规模，也不是庄稼，而是国家培养出的人的类型。

The person who tries to live alone will not succeed as a human being. His heart withers if it does not answer another heart. His mind shrinks away if he hears only the echoes of his own thoughts and finds no other inspiration.