18 MAY 2026

Day 138

Men are disturbed not by things, but by the views which they take of things.

Epictetus · Enchiridion

A crowded scene of men in suits and fancy clothes. A central figure, a portly man in a top hat holds a small bag of coins. The background shows a shipwreck with people drowning, symbolizing the economic crisis.

I · THE OBJECT · BRITISH MUSEUM

Emblematical Print on the South Sea Scheme

William Hogarth · 1721

A satirical print from 1721 skewers a speculative bubble that sent England into chaos — and set an artistic precedent.

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II · THE IDEA · ARTIFICIAL INTELLIGENCE

Gradient Checkpointing for Memory-Efficient Training

efficiency · Chen et al. 2016; Pleiss et al. 2017 · extra forward compute for less activation storage

During training, networks keep almost every intermediate activation so gradients can flow backwards. Checkpointing discards most of them on purpose, then rebuilds only what the backward pass needs.

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A barefoot Madonna holding a child stands on cloud between parted green curtains. A male saint in papal robes and a female saint flank her; two small winged children lean on a ledge at the bottom.

III · THE WORK · ART HISTORY

Sistine Madonna

Raphael · 1512 · Oil on canvas

A Madonna advances barefoot on cloud, green curtains drawn aside. Below, two small winged children lean on a ledge and stare out, unimpressed by the ceremony above them.

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