一个社会的真正考验在于它如何对待最脆弱的成员。
The true test of a society is how it treats its most vulnerable members.
The past is a shadow, always following, but never catching up.
The most important thing is to be honest with yourself and with your audience.
Science is not just about answering questions, but also about discovering new questions to ask.
Every tree we plant today is a legacy for future generations.
称为颜子，没有不高兴的，虽颜回贫贱短寿。称人为盗跖，没有不发怒的，虽发不义之财且长期寿。
The task of philosophy is not to resolve contradictions but to make them visible.
El arte de la palabra es el arte de la vida.
思想的存在是为了服务行动，而不仅仅是反映现实。