Those who do not have power over the story that dominates their lives, the power to retell it, rethink it, deconstruct it, joke about it, and change it as they change, truly are powerless, because they cannot think new thoughts.

The unexamined life is not worth living.

对中国国民党同志共勉，1920年1月1日

出自汉·桓宽《盐铁论·论灾》。兵器是凶器。盔甲坚固，兵器锋利，那是天下的祸害。此言战争对人类的危害性，寄寓了反对战争的思想。

哲学在成功时是装饰品，在失意时是避难所，在年老时是供应品。

中国水果要走向世界，必须建立国际化的标准体系。