人性中不曾缺一物，人性上不可添一物。
人性的内涵不缺善性，而人性的需求则不能多添一分欲念。
The only way to do great work is to love what you do.
经验的直接内容是唯一可以作为心理学研究主题的事实。
在这件小事情上我发现，世界上误解和懈怠也许比奸诈和恶意还要误事。至少奸诈和恶意肯定并不多见。
The most significant threat to liberal democracy today is not from rival ideologies like communism or fascism, but from within—from the rise of populism and the erosion of democratic norms.
让人们快乐的最好方法就是让他们笑。