Category Archives: Uncategorized

ChatGPT on math

A conversation with ChatGPT, in its entirety. This is a remarkable example of both the strengths and weaknesses of this tool. You can come to your own conclusions about whether this is close to passing the Turing Test, where someone … Continue reading

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Titanic Conspiracy

An old conspiracy theory holds that the Titanic was actually switched with the sister ship Olympic before it sailed on its fateful voyage in 1912. The proofs are mostly coincidences and rumors, but the proof that convinces many people is … Continue reading

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Grammatical Illusions

Grammatical Illusions We are all familiar with optical illusions, images that play with our sophisticated sense of perception and fool us into seeing things differently than they actually are. For example, consider the drawing below. It consists of nine parallel … Continue reading

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Elizabeth Charles

I have been reading Spurgeon’s Treasury of David, his lengthy commentary on the Psalms. After several pages of his own commentary, he includes with each Psalm a lengthy section of quotations from older commentators. Spurgeon’s thoughts are generally helpful, but … Continue reading

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Recovery from Surgery

I am on the path to recovery eight days after cornea transplant surgery. I find it hard to explain with words what I am seeing as I go through the recovery process. With lots of time on my hands, I … Continue reading

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Thoughts on MLK Day

Martin Luther King Jr. has been and continues to be a polarizing figure in American history. Some praise him and others despise him. He is viewed by some as a civil rights hero, by others as a communist sympathizer and … Continue reading

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Thoughts on the Debate

Thoughts on the Feb 13 Republican Debate I haven’t decided yet who to vote for, and I am not political expert, but as an ex-debater and someone who intends to vote in a few days I followed the recent Republican … Continue reading

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The Arirang Mass Games

Tonight we attended the famous Arirang “mass games.” I didn’t have a good camera but took a few photos including this one. The background image is famously formed by thousands of school children holding up colored cards. The show also … Continue reading

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Visit to the Kumgang mountains

This weekend we visited the scenic Kumgangsan mountain area. It’s just a few miles from the rugged mountains to the rocky seashore, where you can see fishing boats in the distance and South Korea on the hazy horizon.

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Foggy morning

After several days of rain, this morning was cool and foggy. I went for a walk and took the video panorama of the campus linked below. I also saw dozens of these small frogs who had hopped down into the … Continue reading

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