Over time, it became a metaphor for informal but effective methods. While not exact, rules of thumb are valuable for decision-making in everyday life.

cat

a baby deer

Close-up of a woman's legs, wearing white high-top sneakers. One leg has black and red paint on the knee, resembling a still from a 1990s movie.

Sunshine, beach, beautiful women.

Shun is snowboarding down a steep slope.

A black and white photograph of a woman standing in the dark, illuminated by a beam of light from above. It resembles a minimalistic art installation in the style of James Turrell, captured in the style of a Leica M6.

Icon, black and white color, built with large geometric shapes, Isotype, minimalist, simple, flat design, 2D

Yellow speech bubble on a plain white background

An anime-style illustration of a Roman wall overlooking an ancient city with stone walls and houses nestled among rolling hills under a blue sky. The ground is covered in weathered stones, while small wildflowers bloom along its edge. In front stands a large empty square that looks as if it could be used for military gatherings or public events. A river flows behind the cityscape, adding to the picturesque landscape. This illustration is in the style of an anime artist.