Escribir sobre el pasado es una forma de entender el presente.

You see, in life, lots of people know what to do, but few people actually do what they know. Knowing is not enough! You must take action.

【译文】 仲弓问仁。孔子说：“出门时要象会见贵宾一样庄重，建工程时要象举行盛大祭典一样严肃。自己不愿做的，不要强加于人。同事中相处融洽，亲属中和睦友爱。”仲弓说：“我虽不才，愿照此办理。”

The concept of probably approximately correct (PAC) learning has been foundational in computational learning theory.

If you want real peace in the world， start with children.

If you're not moving forward, you're falling behind.