Thought of the day from Chinese philosopher Confucius: "To say you know when you know, and to say you do not when you do not, that is knowledge"

Thought of the day from Chinese philosopher Confucius: "To say you know when you know, and to say you do not when you do not, that is knowledge"

Space Daily science

Key Points:

  • I looked something up the other day, read it, nodded along, and moved on. An hour later I went to explain it to someone and found I couldn’t, not really. I had the gist, the shape of an answer, but th

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